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Qsymia: How It Works, How to Take It, and Side Effects
Qsymia (phentermine/topiramate ER) reduces appetite to support weight loss.
Written by Lauren Smith, MA | Reviewed by Stacia Woodcock, PharmD
Published on February 25, 2025Qsymia is a combination of two medications, phentermine and topiramate ER. Both of these medications help reduce appetite and make you feel more full, which may help you lose weight.
Additional Medical Contributors
- Alyssa Billingsley, PharmDAlyssa Billingsley, PharmD, is a pharmacist on the GoodRx team with a decade of experience. She is also an adjunct faculty at St. Louis College of Pharmacy, where she graduated with a doctorate in pharmacy. She is licensed to practice in Missouri and is a member of the National Council of Prescription Drug Programs (NCPDP) and the Healthcare Information and Management Systems Society (HIMSS). Prior to GoodRx, Alyssa worked in both clinical and administrative roles. She was recognized with the Distinguished Alumnus Outstanding Achievement Award in 2017 for her work in developing pharmacy programs to expand patient access to quality medications.
References
Qsymia.com. (n.d.). Real results with Qsymia.
Qsymiarems.com. (n.d.). Risk evaluation and mitigation strategy (REMS).
View All References (2)
U.S. Food and Drug Administration. (2022). FDA approves treatment for chronic weight management in pediatric patients aged 12 years and older.
Vivus LLC. (2023). QSYMIA- phentermine and topiramate capsule, extended release [package insert]. DailyMed.
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