Zofran vs. Clonazepam: side effect and effectiveness comparison (a real world drug study)
Summary:
We compare the side effects and drug effectiveness of Zofran and Clonazepam. The phase IV clinical study is created by eHealthMe based on reports (from sources including the FDA) of 313,523 people who take Zofran and Clonazepam, and is updated regularly.
What is Zofran?
Zofran has active ingredients of ondansetron hydrochloride. It is often used in nausea. eHealthMe is studying from 94,987 Zofran users. Check the latest studies of Zofran.
What is Clonazepam?
Clonazepam has active ingredients of clonazepam. It is often used in stress and anxiety. eHealthMe is studying from 146,271 Clonazepam users. Check the latest studies of Clonazepam.
313,523 people who take Zofran and Clonazepam are studied.

Drugs being compared in this study:
- Clonazepam (clonazepam)
- Zofran (ondansetron hydrochloride)
Most common side effects of the drugs, overall:
Most common side effects of the drugs, in long term (1+ years) use:
Drug effectiveness:
Zofran:
- not at all: 2.2 %
- somewhat: 21.76 %
- moderate: 27.63 %
- high: 29.34 %
- very high: 19.07 %
Clonazepam:
- not at all: 2.03 %
- somewhat: 16.82 %
- moderate: 32.83 %
- high: 33.72 %
- very high: 14.6 %
Want to compare Zofran with Clonazepam?
- Personalize this study to your gender and age (0-99+)How to use the study?
DO NOT STOP MEDICATIONS without first consulting your doctor. If there are any serious or long term adverse effects discovered in the study, discuss the study with your doctor to ensure that proper medication management will be in place if applicable.
Related publications that referenced our studies
- McFarlane SI, "Torsades de Pointes induced by Methadone and Clonazepam Use", , 2015 Jan .
- Ashkar AG, Goldberg T, Maraj I, Masters A, McFarlane SI, "Torsades De Pointes Induced by Methadone and Clonazepam Use", International Journal of Medical and Pharmaceutical Case Reports, 2015 Jan .
- McFarlane, S. I. , "Torsades de Pointes induced by Methadone and Clonazepam Use", , 2014 Jan .
- McFarlane SI, "Torsades de Pointes induced by Methadone and Clonazepam Use", , 2015 Jan .
- Ashkar AG, Goldberg T, Maraj I, Masters A, McFarlane SI, "Torsades De Pointes Induced by Methadone and Clonazepam Use", International Journal of Medical and Pharmaceutical Case Reports, 2015 Jan .
- McFarlane, S. I. , "Torsades de Pointes induced by Methadone and Clonazepam Use", , 2014 Jan .
Related studies
Alternative drugs to, pros and cons of:
- Zofran (93,778 reports)
- Clonazepam (140,397 reports)
Browse all side effects of Zofran:
a b c d e f g h i j k l m n o p q r s t u v w x y zBrowse all side effects of Clonazepam:
a b c d e f g h i j k l m n o p q r s t u v w x y zHow the study uses the data?
The study is based on ondansetron hydrochloride and clonazepam (the active ingredients of Zofran and Clonazepam, respectively). Other drugs that have the same active ingredients (e.g. generic drugs or brand names) are also considered. Dosage of drugs is not considered in the study.
Who is eHealthMe?
With medical big data and proven AI/ML algorithms, eHealthMe provides a platform for everyone to run phase IV clinical trials. We study millions of patients and 5,000 more each day. Results of our real-world drug study have been referenced on 800+ peer-reviewed medical publications, including The Lancet, Mayo Clinic Proceedings, and Nature. Our analysis results are available to researchers, health care professionals, patients (testimonials), and software developers (open API).
WARNING, DISCLAIMER, USE FOR PUBLICATION
WARNING: Please DO NOT STOP MEDICATIONS without first consulting a physician since doing so could be hazardous to your health.
DISCLAIMER: All material available on eHealthMe.com is for informational purposes only, and is not a substitute for medical advice, diagnosis, or treatment provided by a qualified healthcare provider. All information is observation-only. Our phase IV clinical studies alone cannot establish cause-effect relationship. Different individuals may respond to medication in different ways. Every effort has been made to ensure that all information is accurate, up-to-date, and complete, but no guarantee is made to that effect. The use of the eHealthMe site and its content is at your own risk.
If you use this eHealthMe study on publication, please acknowledge it with a citation: study title, URL, accessed date.
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