Do you swallow ondansetron If you have trouble swallowing your tablet, please tell your doctor. How long to take it. Do not stop taking Ondansetron. AN, or change the dose without first Do you swallow ondansetron Base. Melt the base over a water bath (Tenjarla SN, Ward ES, and Fox JL, "Ondansetron Suppositories: Extemporaneous Preparation, Drug Release, Stability and Flux Through Rabbit Rectal Membrane," Int J Pharm Compound, 1998, 2(1):83-8.Trissel LA, Trissel's Stability of Compounded Formulations, Washington, DC: American Pharmaceutical Association, 1996.AdministrationOral: Oral dosage forms should be administered 30 minutes prior to chemotherapy; 1 to 2 hours before radiation; 30 to 60 minutes prior to surgery or induction of anesthesiaOrally disintegrating tablets: Do not remove from blister until needed. Peel backing off the blister, do not attempt to push tablet through the foil. Using dry hands, place tablet on tongue and allow to dissolve. Swallow with saliva (no need to administer with liquids).Oral soluble film: Do not remove from pouch until immediately before use. Using dry hands, place film on top of tongue and allow to dissolve (4 to 20 seconds). Swallow with or without liquid. If using more than one film, each film should be allowed to dissolve completely before administering the next film.IM: Should be administered undiluted.IV:IVPB: Infuse diluted solution over 15 minutesChemotherapy-induced nausea and vomiting: Give first dose 30 minutes prior to beginning chemotherapy.IV push: Prevention of postoperative nausea and vomiting: Single doses may be administered IV injection as undiluted solution over at least 30 seconds but preferably over 2 to 5 minutes Dietary ConsiderationsSome products may contain phenylalanine. StorageOral soluble film: Store between 20°C and 25°C (68°F and 77°F). Store pouches in cartons; keep film in individual pouch until ready to use.Oral solution: Store between 15°C and 30°C (59°F and 86°F). Protect from light.Tablet: Store between 2°C and 30°C (36°F and 86°F).Vial: Store between 2°C and 30°C (36°F and 86°F). Protect from light. Chemically and physically stable when mixed in D5W or NS for 48 hours at room temperature; however, diluents generally do not contain a preservative and sterile precautions should be observed. After dilution, do not use beyond 24 hours.Premixed bag in D5W: Store at 20°C to 25°C (68°F to 77°F), excursions permitted from 15°C to 30°C (59°F to 86°F); may refrigerate; avoid freezing and excessive heat; protect from light. Ondansetron Images ondansetron 4 mg ondansetron 8 mg ondansetron 4 mg ondansetron 8 mg ondansetron 4 mg ondansetron 8 mg Drug InteractionsAmiodarone: May enhance the QTc-prolonging effect of Ondansetron. Management: Consider alternatives to this combination. If combined, monitor for QTc interval prolongation and ventricular arrhythmias. Patients with additional risk factors for QTc prolongation may be at even higher risk. Consider therapy modificationApomorphine: Antiemetics (5HT3 Antagonists) may enhance the hypotensive effect of Apomorphine. Avoid combinationBosentan: May decrease the serum concentration of CYP3A4 Substrates (High risk with Inducers). Monitor therapyCYP3A4 Inducers (Moderate): May decrease the serum concentration of CYP3A4 Substrates (High risk with Inducers). Monitor therapyCYP3A4 Inducers (Strong): May increase the metabolism of CYP3A4 Substrates (High risk with Inducers). Management: Consider an alternative for one of the interacting drugs. Some combinations may be specifically contraindicated. Consult appropriate manufacturer labeling. Consider therapy modificationDabrafenib: May decrease the serum concentration of CYP3A4 Substrates (High risk with Do you swallow ondansetron Swallow the disintegrated tablet with saliva. You do not need to drink water or other liquids. Ondansetron orally disintegrating tablets should be stored at Do you swallow ondansetron Do not take ondansetron if you: Ondansetron can cause drowsiness. Do not drive or operate heavy machinery until you know how ondansetron Do you swallow ondansetron Do not swallow the tablet whole. Allow it to dissolve in your mouth without chewing. Swallow several times as the tablet dissolves. To use ondansetron Do you swallow ondansetron swallowing ondansetron oral tablet or ondansetron ODT, talk with your If you drink alcohol, talk with your doctor before taking ondansetron. Do you swallow ondansetron Your doctor will probably tell you not to take ondansetron if you are receiving this medication. difficulty breathing or swallowing Do you swallow ondansetron Key TakeawaysYou can take Zofran up to 3 times a day for 1-2 days after completing your cancer treatment until it is no longer needed. If you are experiencing nausea and vomiting after surgery or cancer treatment such as chemotherapy and radiation treatment, your doctor may prescribe a medication called ondansetron (brand name: Zofran). You can take Zofran up to 3 times a day for 1-2 days after completing your cancer treatment until it is no longer needed. Make sure to adhere to the Zofran schedule prescribed by your doctor and take this medication regularly to get maximum benefits. Please continue reading to learn more about Zofran, including its uses, dosage, and frequency of use. We will also talk about how it works for the prevention of nausea and vomiting, whether it is safe to use during pregnancy, potential drug interactions, and tips on safe Zofran use. What is ondansetron (Zofran)?Ondansetron (Zofran, Zofran ODT) is a prescription medication used to prevent nausea and vomiting for cancer patients after chemotherapy and radiation treatment. It is also used to treat nausea after surgery. There may be additional uses of ondansetron (Zofran)—your doctor or pharmacist can give you further information.Zofran is available in various dosage forms, including oral tablets (4 mg, 8 mg, and 24 mg), orally disintegrating tablets and oral films (4 mg and 8 mg), an oral solution (4 mg/5 mL), and injection vials (2 mg/mL).Dosage forms such as the orally disintegrating tablet, the oral liquid, and the oral film may cause less of a nauseating feeling than that caused by swallowing a tablet. How does Zofran work?Zofran is an antiemetic that belongs to a group of drugs called 5-HT3 receptor antagonists. It works by blocking the action of serotonin, a natural substance in the body that can trigger nausea and initiate a vomiting reflex.What is the usual dose of Zofran?The usual dose of ondansetron (Zofran) in adults and children is as follows:AdultsSevere nausea and vomiting due to chemotherapy: a single 24-mg dose to be taken 30 minutes before the start of a single day of highly emetogenic (vomiting-inducing) chemotherapy. Moderate nausea and vomiting due to chemotherapy: An 8-mg tablet is administered 30 minutes before the start of chemotherapy, followed by another 8-mg dose 8 hours later. After the completion of chemotherapy, 8 mg of Zofran should be taken every 12 hours for 1 to 2 days.Radiation therapy: An 8-mg ondansetron is taken 1-2 hours before radiation therapy. After the first dose, the regimen of 8 mg every 8 hours is recommended depending on the type and the location of radiation.Post-operative (after-surgery) nausea and vomiting: 16 mg of ondansetron is to be administered 1 hour before anesthesia. Children:Age 4 to 11: Allow it to dissolve completely, then swallow it with saliva. You do not need to Before taking ondansetron, tell your doctor or pharmacist if you are Do you swallow ondansetron ondansetron oral tablet, which is a pill you swallow; ondansetron orally Can ondansetron make you feel sleepy? Yes, it's possible. Fatigue is a side Do you swallow ondansetron If you have trouble swallowing ondansetron oral tablet or ondansetron ODT, talk with your doctor or pharmacist. How long does it take ondansetron to work? Ondansetron typically starts working Do you swallow ondansetron It will melt in a few seconds and then your child should swallow. What should you do if your child misses a dose of ondansetron? If Do you swallow ondansetron Ondansetron This information from Lexicomp explains what you need to know about this Place on your tongue and let it dissolve. Water is not needed. Do not swallow Do you swallow ondansetron Do not use ONDANSETRON if: you are allergic to ondansetron or ondansetron hydrochloride dihydrate, or to any other ingredients in ONDANSETRON. Do you swallow ondansetron Explore a selection of our essential drug information below, or:DescriptionA medication used to treat nausea and vomiting during chemotherapy or after operations.DescriptionA medication used to treat nausea and vomiting during chemotherapy or after operations.DrugBank IDDB00904TypeSmall MoleculeUS ApprovedYESOther ApprovedYESTherapeutic CategoriesAntiemetics Serotonin 5-HT3 Receptor Antagonists Mechanism of Action5-hydroxytryptamine receptor 3AAntagonistSummaryOndansetron is a serotonin 5-HT3 receptor antagonist used to prevent nausea and vomiting in cancer chemotherapy and postoperatively.Brand NamesZofran, ZuplenzGeneric NameOndansetronDrugBank Accession NumberDB00904BackgroundA competitive serotonin type 3 receptor antagonist. It is effective in the treatment of nausea and vomiting caused by cytotoxic chemotherapy drugs, including cisplatin, and has reported anxiolytic and neuroleptic properties.Having been developed in the 1980s by GlaxoSmithKline and approved by the US FDA since January 1991, ondansetron has demonstrated a long history of use and efficacy. Commonly formulated as oral tablets, orally disintegrating tablets (ODT), and injections, and available as generic products as well, ondansetron continues to see contemporary innovations in its formulation and use, including the development of orally soluble films that are both discreet in administration and less of a burden in comparison to having patients attempt to swallow pills during emesis.7The FDA withdrew its approval for the use of all intravenous drug products containing more than 16 mg of ondansetron hydrochloride in a single dose, due to a high risk of QT prolongation.8,9TypeSmall MoleculeGroupsApproved, WithdrawnStructureWeightAverage: 293.363 Monoisotopic: 293.152812245 Chemical FormulaC18H19N3OSynonymsOndansetronIndicationIn the adult patient population:i) orally administered ondansetron tablets and orally disintegrating tablets (ODT) are indicated for:- the prevention of nausea and vomiting associated with emetogenic cancer chemotherapy, including high dose (ie. greater than or equal to 50 mg/m2) cisplatin therapy, and radiotherapy, and- the prevention and treatment of postoperative nausea and vomitingii) intravenously administered ondansetron injection formulations are indicated for:- the prevention of nausea and vomiting associated with emetogenic cancer chemotherapy, including high dose (ie. greater than or equal to 50 mg/m2) cisplatin therapy, and- the prevention and treatment of postoperative nausea and vomitingIn the pediatric (4-18 years of age) patient population:i) ondansetron was effective and well tolerated when given to children 4-12 years of age for the treatment of post-chemotherapy induced nausea and vomiting,ii) ondansetron tablets, Do you swallow ondansetron In addition to oral tablets that you swallow, ondansetron comes in these other forms: If you have questions about ondansetron and possible interactions, talk Do you swallow ondansetron It will melt in a few seconds and then your child should swallow. What should you do if your child misses a dose of ondansetron? If Do you swallow ondansetron Swallow the disintegrated tablet with saliva. You do not need to drink water or other liquids. Ondansetron orally disintegrating tablets should be stored at Do you swallow ondansetron effects or any other side effects bother you or do not go Ondansetron 4/11. away: Headache. Feeling tired or weak. Do not swallow it whole. Do not chew, break, or Do you swallow ondansetron Do not crush or chew before swallowing. Dissolvable tablets or film Do not give 2 doses at the same time. Store ondansetron at room temperature Do you swallow ondansetron Body. The risk is higher when Zofran is combined with other medications that also affect serotonin levels, such as lithium, antidepressants, and migraine medications. Symptoms of serotonin syndrome include sweating, fast heartbeat, nausea and vomiting, muscle spasms, muscle stiffness, blurred vision, confusion, and fever. Seek emergency medical attention if you develop these symptoms while on Zofran.Heart rhythm problemsHigh doses of ondansetron (Zofran) can increase the risk of heart rhythm problems (arrhythmias), especially in people with congenital long QT syndrome, a history of QT prolongation, congestive heart failure, low potassium or magnesium, and patients taking other drugs that can cause heart rhythm problems. Tell your healthcare provider if you have any heart rhythm abnormalities before starting ondansetron. Call your doctor without delay if you develop chest pain or a fast heartbeat, slow heartbeat, or irregular heartbeat.Masking of intestinal blockage symptomsTaking ondansetron to treat nausea and vomiting after abdominal surgery or chemotherapy can mask the symptoms of intestinal blockage and abdominal bloating. Tell your healthcare provider if you are not passing gas or stools. Check out our blog, “13 Common Chemotherapy Side Effects.”Risk in people with phenylketonuriaPeople with a rare disorder called phenylketonuria cannot break down an amino acid called phenylalanine. High levels of phenylalanine in the body can cause serious health problems. The orally disintegrating tablet of ondansetron (Zofran ODT) contains phenylalanine. Do not take Zofran ODT if you have phenylketonuria (PKU).Tips on the safe use of ondansetron (Zofran)Give your doctor or pharmacist a complete list of your medications, including prescription drugs, over-the-counter medicines, dietary supplements, and herbal remedies. This can help avoid dangerous drug interactions between ondansetron and another prescription medication or OTC product.You can take ondansetron with or without food.If you are taking the disintegrating tablet of Zofran, remove the foil backing with dry hands and immediately place the tablet under your tongue.Besides common side effects of ondansetron, like headache, tiredness, diarrhea, and constipation, this medicine can also cause dizziness. Do not drive or operate machinery until you know how ondansetron affects you. Drinking alcohol can make these side effects worse.In case of a missed dose, take your Zofran dose as soon as you remember. If it is time for the next dose, skip the missed dose and take the next dose according to the prescribed schedule. Do not take two doses to make up for a missed dose.Learn more about nausea remedies. Check out our blog “What Are the Best Medications for Nausea?”Save on Your Medication with BuzzRx!Manage your medication costs with BuzzRx coupons. Here are direct links to substantial savings for each medication:Ondansetron CouponZofran CouponLithium Carbonate CouponRemember, these coupons are widely accepted at over 60,000 pharmacies, including major chains like CVS, Walgreens, and Rite Aid. Just present ONDANSETRON tablets should be swallowed whole with a liquid. Usual dose: Take ONDANSETRON exactly as your healthcare professional has told you Do you swallow ondansetron In addition to oral tablets that you swallow, ondansetron comes in these other forms: If you have questions about ondansetron and possible interactions, talk Do you swallow ondansetron Do not chew or swallow the film whole. If giving Before using ondansetron, report all medications you are currently using to your doctor or pharmacist. Do you swallow ondansetron There are two types of ondansetron tablets: ondansetron oral tablet, which is a pill you swallow; ondansetron orally disintegrating tablet, which is a pill Do you swallow ondansetron Ondansetron or Ondansetron may alter the effects and/or side effects The tablet will dissolve very quickly, and you should then swallow. Do you swallow ondansetron Do not swallow the tablet whole. Allow it to dissolve in your mouth without chewing. Swallow several times as the tablet dissolves. To use ondansetron Do you swallow ondansetron Body. The risk is higher when Zofran is combined with other medications that also affect serotonin levels, such as lithium, antidepressants, and migraine medications. Symptoms of serotonin syndrome include sweating, fast heartbeat, nausea and vomiting, muscle spasms, muscle stiffness, blurred vision, confusion, and fever. Seek emergency medical attention if you develop these symptoms while on Zofran.Heart rhythm problemsHigh doses of ondansetron (Zofran) can increase the risk of heart rhythm problems (arrhythmias), especially in people with congenital long QT syndrome, a history of QT prolongation, congestive heart failure, low potassium or magnesium, and patients taking other drugs that can cause heart rhythm problems. Tell your healthcare provider if you have any heart rhythm abnormalities before starting ondansetron. Call your doctor without delay if you develop chest pain or a fast heartbeat, slow heartbeat, or irregular heartbeat.Masking of intestinal blockage symptomsTaking ondansetron to treat nausea and vomiting after abdominal surgery or chemotherapy can mask the symptoms of intestinal blockage and abdominal bloating. Tell your healthcare provider if you are not passing gas or stools. Check out our blog, “13 Common Chemotherapy Side Effects.”Risk in people with phenylketonuriaPeople with a rare disorder called phenylketonuria cannot break down an amino acid called phenylalanine. High levels of phenylalanine in the body can cause serious health problems. The orally disintegrating tablet of ondansetron (Zofran ODT) contains phenylalanine. Do not take Zofran ODT if you have phenylketonuria (PKU).Tips on the safe use of ondansetron (Zofran)Give your doctor or pharmacist a complete list of your medications, including prescription drugs, over-the-counter medicines, dietary supplements, and herbal remedies. This can help avoid dangerous drug interactions between ondansetron and another prescription medication or OTC product.You can take ondansetron with or without food.If you are taking the disintegrating tablet of Zofran, remove the foil backing with dry hands and immediately place the tablet under your tongue.Besides common side effects of ondansetron, like headache, tiredness, diarrhea, and constipation, this medicine can also cause dizziness. Do not drive or operate machinery until you know how ondansetron affects you. Drinking alcohol can make these side effects worse.In case of a missed dose, take your Zofran dose as soon as you remember. If it is time for the next dose, skip the missed dose and take the next dose according to the prescribed schedule. Do not take two doses to make up for a missed dose.Learn more about nausea remedies. Check out our blog “What Are the Best Medications for Nausea?”Save on Your Medication with BuzzRx!Manage your medication costs with BuzzRx coupons. Here are direct links to substantial savings for each medication:Ondansetron CouponZofran CouponLithium Carbonate CouponRemember, these coupons are widely accepted at over 60,000 pharmacies, including major chains like CVS, Walgreens, and Rite Aid. Just present Do you swallow ondansetron It is easier to swallow than ordinary tablets. Ask your doctor if you Do not breastfeed if you are taking this medicine. Ondansetron passes into Do you swallow ondansetron If you have trouble swallowing ondansetron oral tablet or ondansetron ODT, talk with your doctor or pharmacist. How long does it take ondansetron to work? Ondansetron typically starts working Do you swallow ondansetron ONDANSETRON tablets should be swallowed whole with a liquid. Usual dose: Take ONDANSETRON exactly as your healthcare professional has told you Do you swallow ondansetron For additional information see Ondansetron: Drug information and Ondansetron: Pediatric drug information dissolve. Water is not needed. Do not swallow it Do you swallow ondansetron Ondansetron at home: Non-dissolvable tablets should be swallowed whole. Do not crush or chew before swallowing. Do you swallow ondansetron What Happens When Ondansetron Expires: A Comprehensive Guide Introduction Ondansetron is a commonly prescribed medication used to prevent nausea andvomiting caused by chemotherapy, radiation therapy, and surgery. Like allmedications, Ondansetron has an expiration date, which indicates the dateuntil which the manufacturer guarantees the drug's full potency and safety. But what happens when Ondansetron expires? Is it safe to use expiredOndansetron? In this comprehensive guide, we will explore the effects ofexpired Ondansetron and provide you with essential information on how tosafely dispose of it. Effects of Expired Ondansetron When Ondansetron reaches its expiration date, its chemical composition beginsto degrade. As a result, the medication may not work as effectively as itshould. The potency of the drug decreases over time, which can lead toinadequate symptom relief. Using expired Ondansetron can also pose potential health risks. The degradedcompounds in the medication may cause adverse reactions or unexpected sideeffects. It is crucial to understand that expired medication may not providethe intended therapeutic benefits and could potentially harm your health. Proper Disposal of Expired Ondansetron To ensure your safety and the well-being of others, it is essential to disposeof expired Ondansetron properly. Here are some guidelines to follow: Check the expiration date: Before using or disposing of any medication, always check the expiration date. If Ondansetron has expired, it is time to dispose of it. Do not flush down the toilet: Flushing medication down the toilet can contaminate water sources and harm the environment. It is not recommended to dispose of Ondansetron in this manner. Take-back programs: Many communities offer take-back programs or special collection days for safe medication disposal. Contact your local pharmacy or healthcare facility to inquire about these options. Medication drop-off locations: Some pharmacies and law enforcement agencies have designated drop-off locations for expired medications. These locations ensure proper disposal and prevent misuse. Mix with undesirable substances: To prevent accidental ingestion, mix the expired Ondansetron with undesirable substances such as coffee grounds or kitty litter. Place the mixture in a sealed bag or container before disposing of it in the trash. Frequently Asked Questions Q: Can I still use Ondansetron after it expires? A: It is not recommended to use Ondansetron after it has expired. Themedication may not provide the desired therapeutic effects and couldpotentially harm your health. Q: How can I tell if Ondansetron has expired? A: Always check the expiration date on the medication packaging. If the datehas passed, it There are two types of ondansetron tablets: ondansetron oral tablet, which is a pill you swallow; ondansetron orally disintegrating tablet, which is a pill Do you swallow ondansetron Your doctor will probably tell you not to take ondansetron if you are receiving this medication. difficulty breathing or swallowing Do you swallow ondansetron Ondansetron Disintegrating Tablet - Oral. Pronunciation: on-DANCE-eh-tron Allow it to dissolve completely, then swallow it with saliva. You do not Do you swallow ondansetron Ondansetron disintegrating tablet - oral. Pronunciation (on-DANCE-eh-tron) Allow it to dissolve completely, then swallow it with saliva. You do not Do you swallow ondansetron If you have a long QT on ECG. Ondansetron 1/7. If you are taking apomorphine. swallow it whole. Do not chew, break, or crush it. Oral film: Open right before use. Do you swallow ondansetron It will melt in a few seconds and then your child should swallow. What should you do if your child misses a dose of ondansetron? If Do you swallow ondansetron What Happens When Ondansetron Expires: A Comprehensive Guide Introduction Ondansetron is a commonly prescribed medication used to prevent nausea andvomiting caused by chemotherapy, radiation therapy, and surgery. Like allmedications, Ondansetron has an expiration date, which indicates the dateuntil which the manufacturer guarantees the drug's full potency and safety. But what happens when Ondansetron expires? Is it safe to use expiredOndansetron? In this comprehensive guide, we will explore the effects ofexpired Ondansetron and provide you with essential information on how tosafely dispose of it. Effects of Expired Ondansetron When Ondansetron reaches its expiration date, its chemical composition beginsto degrade. As a result, the medication may not work as effectively as itshould. The potency of the drug decreases over time, which can lead toinadequate symptom relief. Using expired Ondansetron can also pose potential health risks. The degradedcompounds in the medication may cause adverse reactions or unexpected sideeffects. It is crucial to understand that expired medication may not providethe intended therapeutic benefits and could potentially harm your health. Proper Disposal of Expired Ondansetron To ensure your safety and the well-being of others, it is essential to disposeof expired Ondansetron properly. Here are some guidelines to follow: Check the expiration date: Before using or disposing of any medication, always check the expiration date. If Ondansetron has expired, it is time to dispose of it. Do not flush down the toilet: Flushing medication down the toilet can contaminate water sources and harm the environment. It is not recommended to dispose of Ondansetron in this manner. Take-back programs: Many communities offer take-back programs or special collection days for safe medication disposal. Contact your local pharmacy or healthcare facility to inquire about these options. Medication drop-off locations: Some pharmacies and law enforcement agencies have designated drop-off locations for expired medications. These locations ensure proper disposal and prevent misuse. Mix with undesirable substances: To prevent accidental ingestion, mix the expired Ondansetron with undesirable substances such as coffee grounds or kitty litter. Place the mixture in a sealed bag or container before disposing of it in the trash. Frequently Asked Questions Q: Can I still use Ondansetron after it expires? A: It is not recommended to use Ondansetron after it has expired. Themedication may not provide the desired therapeutic effects and couldpotentially harm your health. Q: How can I tell if Ondansetron has expired? A: Always check the expiration date on the medication packaging. If the datehas passed, it Do you swallow ondansetron Ondansetron at home: Non-dissolvable tablets should be swallowed whole. Do not crush or chew before swallowing. Do you swallow ondansetron Ondansetron suppositories are used when pets are unable to swallow or are If you run out of ondansetron contact your veterinary surgeon the next Do you swallow ondansetron the entire dose has been swallowed. How do I give ondansetron suppositories to my pet? Ondansetron suppositories are used when pets are unable to swallow or. Do you swallow ondansetron If you struggle to swallow pillsbig or smallyou're not alone. Ondansetron orally disintegrating tablets USP, 4 mg (as 4 mg ondansetron Do you swallow ondansetron This form of ondansetron dissolves on the tongue, or inside the cheek and does not need liquid for swallowing; If you are given palonosetron (Aloxi ) before your chemotherapy, do not take ondansetron at home for 3 days (72 hours) after your infusion. Do you swallow ondansetron Activity.What other drugs will affect ondansetron?Ondansetron can cause a serious heart problem. Your risk may be higher if you also use certain other medicines for infections, asthma, heart problems, high blood pressure, depression, mental illness, cancer, malaria, or HIV.Many drugs can affect ondansetron. This includes prescription and over-the-counter medicines, vitamins, and herbal products. Not all possible interactions are listed here. Tell your doctor about all other medicines you use. Does ondansetron interact with my other drugs? Enter medications to view a detailed interaction report using our Drug Interaction Checker. Popular FAQHow long before a meal should you take ondansetron? If you are taking ondansetron for nausea that occurs with meals, then the standard tablet should be taken half an hour to 1 hour before meals, and the orally disintegrating tablet or oral soluble film can be taken 15 minutes before meals. However, if you are taking ondansetron for constant, all day nausea then it should be taken at regular intervals during the day as prescribed, with or without food.How often can you take ondansetron? You can take ondansetron more frequently initially, for example, if you are taking it to prevent or treat nausea of vomiting from chemotherapy you can take 4mg then follow up with another 4mg dose at 4 and 8 hours after the first dose. The following day you should only take it every 8 hours (3 times a day). If you continue taking ondansetron more frequently than this you are at higher risk of side effects such as constipation, headache, or heart effects.How long does ondansetron take to work? Oral ondansetron works quickly, usually within 30 minutes, but it can take up to two hours for the full effect. It’s taken before you receive medicines or procedures that might make you feel nauseous or cause vomiting. Oral doses are usually taken 30 minutes before chemotherapy, 1 hour before surgery, or 1 to 2 hours before radiation treatments. You may need extra doses. Your doctor will tell you exactly when to take your medication.Does ondansetron make you sleepy? Yes, ondansetron (Zofran) might make you feel sleepy or tired. Ondansetron injection for the treatment of post-operative nausea and vomiting has been reported to cause drowsiness or sedation in 8% of patients vs. 7% of those using a placebo (an inactive treatment). Malaise (generally feeling unwell) and fatigue (tiredness or lack of energy) have also been reported in 13% of patients (vs. 2% placebo) when it is used orally for the prevention of chemotherapy-induced nausea and vomiting.Can you take ondansetron while pregnant? Although ondansetron is not specifically approved by the FDA to treat nausea and vomiting during pregnancy (NVP), its use is common, and approximately 25% of pregnant women are prescribed ondansetron to treat NVP. Overall, studies show the use of ondansetron appears to be associated with an additional 3 instances of oral cleft defects (such as cleft lip or cleft palate) for every 10,000 women exposed to ondansetron during their first trimester. There may also be a very slight It will dissolve in seconds. Swallow the disintegrated tablet with saliva. You do not need to drink water or other liquids. Store ondansetron Do you swallow ondansetron Do not swallow the tablet whole. Allow it to dissolve in your mouth without chewing. Swallow several times as the tablet dissolves. To use ondansetron Do you swallow ondansetron Swallow the disintegrated tablet with saliva. You do not need to drink water or other liquids. Ondansetron orally disintegrating tablets should be stored at Do you swallow ondansetron Do not crush the tablet. If you have trouble swallowing your tablet, please tell your doctor. How long to take them for. Do not stop taking ONDANSETRON Do you swallow ondansetron Your doctor will probably tell you not to take ondansetron if you are receiving this medication. difficulty breathing or swallowing Do you swallow ondansetron
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What Happens If You Swallow Ondansetron? You Won t