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Doctor insights on: Ondansetron

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Dr. James Henning
424 doctors shared insights

Ondansetron (Overview)

Ondansetron is a nausea and vomiting agent which is a kind of gastroenterology drug.


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What is ondansetron oct 4 mg tablet because I have a 9 year old son taken it?

What is ondansetron oct 4 mg tablet because I have a 9 year old son taken it?

Anti nausea medicine: Zofran or ondansetron is a drug used to control or prevent the nausea and vomiting associated with chemotherapy or radiation therapy. 4mg is a standard pediatric dose. However, if your child took it in error i would contact your primary doctor for advice. ...Read more

Dr. James Henning
424 doctors shared insights

Ondansetron (Overview)

Ondansetron is a nausea and vomiting agent which is a kind of gastroenterology drug.


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Any info about ondansetron HCl 4 mg?

Any info about  ondansetron HCl 4 mg?

Rx. nausea/vomiting.: This is used to treat and prevent chemotherapy-induced nausea and vomiting (cinv). It is also used for post-operative nausea and vomiting (ponv), post-radiation nausea and vomiting, and is a possible therapy for nausea and vomiting from acute or chronic medical illness or acute gastroenteritis. It is given 1–3 times daily, normally 8mg first, then 8mg 12 hrs later every 12 hours for 2-3days. ...Read more

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My daughter of 2 years had 3 days vomiting she was prescribed ondansetron she took it for 2 days but today she didn't take it and vomited. ?

My daughter of 2 years had 3 days vomiting she was prescribed ondansetron she took it for 2 days but today she didn't take it and vomited. ?

Have her rechecked.: It's best in this situation to have her rechecked to make sure she hasn't developed a new problem (like an ear infection) since she was last seen. ...Read more

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My daughter has wpw, is it safe for her to use ondansetron for nausea/vomiting related to stomach irritation?

Probably not: Tough question because zofran (ondansetron) can prolong qt, esp in those with low magnesium and potassium, but does not cause wpw, they are different mechanism.

Given that, zofran (ondansetron) seems to have some effects on heart, so prob good idea to hold off, if only a couple of doses, then prob fine. ...Read more

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How effective is ondansetron 4mg for chemo?

How effective is ondansetron 4mg for chemo?

It is fairly good: But the best dose that works is 8mg or more. Yet 4mg might do the trick and prevent/control mild nausea and prevent vomiting. ...Read more

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Is it safe to take ondansetron for nausea?I'm 33 weeks pregnant

Is it safe to take ondansetron for nausea?I'm 33 weeks pregnant

Definitely not!: There is association between Zofran (ondansetron) use in early pregnancy & congenital cardiac malformations & oral clefts (cleft lip and palate), & potential maternal risks in pregnant women with electrolyte imbalance due to severe nausea & vomiting. These risks include the Serotonin Syndrome (confusion, agitation, autonomic instability, & neuromuscular changes. FDA has cautioned against Zofran (ondansetron) in pregnancy. ...Read more

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My face swells after taking ondansetron and my doc says im allergic to all anti nausea drugs now, is that right? Was it just a side affect?

My face swells after taking ondansetron and my doc says im allergic to all anti nausea drugs now, is that right? Was it just a side affect?

Not right.: Sounds like allergy. Ondansetron is a 5ht3 receptor antagonist and probably shares immunogenic potential with other members of the 5ht3 class. All those medications are antinauseants and all end in -setron, e.g. Granisetron.

There are many other anti nausea meds which work at different receptors and do not likely share any immunogenic potential. But Metoclopramide has some 5ht3 activity. ...Read more

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Is it true ondansetron causes drowsyness. What is the side effects?

Is it true ondansetron causes drowsyness.  What is the side effects?

Yes: Drowsiness is reported with this medication. The most common side effects are transient headache and dizziness. Constipation and diarrhea are also reported. Some patients experience anxiety. All of these side effects are reported with almost any medication. ...Read more

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Does ondansetron 4 mg interact with azor (amlodipine and olmesartan)?

Does ondansetron 4 mg interact with azor (amlodipine and olmesartan)?

Fine together: These medications are not known to not negatively interact, so taking them together should be fine. ...Read more

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Can ondansetron be taken if your on fluoxetine? Cause it says moderate interactions.

Can ondansetron be taken if your on fluoxetine? Cause it says moderate interactions.

DO NO USE TOGETHER!!: Ondansetron and fluoxetine both affect the cardiac conduction system by prolonging the QTc interval. Serious, even fatal, disturbances in heart rhythm may occur. ...Read more

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What exactly is Zofran (ondansetron) used for?

Nausea/Vomiting: Zofran (ondansetron) is typically used for nausea/vomiting prevention and also chemotherapy-related nausea. I've seen it used for other nausea prevention related purposes too. ...Read more

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Is it possible to get Zofran (ondansetron) otc?

Prescription item: And, although advertisements for the purchase of this drug without a prescription are plentiful on the internet, caution is strongly advised. It's best to obtain a proper prescription. ...Read more

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Can one take Zofran (ondansetron) 4mg one hour apart?

Can one take Zofran (ondansetron) 4mg one hour apart?

Yes: Yes you can but not to be taken more than a couple of times per day. The better option is finding out the root cause for your nausea and correcting that so that you no longer need the zofran (ondansetron). ...Read more

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Can children take motric and Zofran (ondansetron) together?

Motrin? Yes, maybe: Zofran prevents vomiting, and Motrin treats fever and pain, so technically they can be taken together. However, Motrin can irritate an already sensitive stomach, so i personally would use tylenol (acetaminophen) in a patient who needs zofran. ...Read more

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Can you tell me if I am taking Zofran (ondansetron) can I eat a grapefruit?

No interactions were: noted using the Drugs.Com drug interaction checker - but that is not a guarantee that an interaction could not occur. ...Read more

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How many 4mg Zofran (ondansetron) can I take in 24 hours? I have taken 4-5 daily.. Well every 4-6 hours.

Safe: If you are not having any side effects, that is fine. In cancer patients, very high doses are used safely, and 8mg every 6hrs is not uncommonly prescribed. If having persistent symptoms, may benefit from discussion w/your dr and /or GI evaluation. ...Read more

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What is Zofran (ondansetron) taken for? I was prescribed Zofran (ondansetron) back in january 2012 but i don't remeber what it's taken for.

Zofran (ondansetron): It blocks the actions of chemicals in the body that can trigger nausea & vomiting. It can cause blurred vision & feeling like u would pass out. ...Read more

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I have a great insurance co, nameless, I take 8mg Zofran (ondansetron) 3xdaily, but my ins co only allows me 12tabs /month...Any food for the fight? Thanks4ur help!

Not unusual: It is not unusual for insurance companies to limit the use of medications that are designed for intermittent or short-term use. You may try to get "prior authorization" by getting your prescribing physician to submit in writing to the insurance company (or pharmacy benefits manager) that your use of zofran (ondansetron) at 3 times a day is a medical necessity. It's worth a try. ...Read more

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Can you get addicted to Ondansetron?

Probably not.: You can develop habitual use that is hard to change, as you can with any drug. But Ondansetron doesn't have the particulars that would make one worry abaut addiction, and it is not known to create addiction. ...Read more

Dr. Andrew Seibert
330 doctors shared insights

Zofran (Definition)

Zofran is a nausea and vomiting agent which is a ...Read more