Drug
Qsymia clinical trials
- studies test it
- 11
- open now
- 1
- in phase 3
- 1
- first study started
- 2013
Keep track of what changes. Save the Qsymia studies recruiting or about to start, and get an email each week — studies that open, close, add sites or post results.
Watch these studiesHow studies write it
Studies that test it under each name
Studies by the year they started
11 studies that test it; most in 2014 (2)
| Year | Studies |
|---|---|
| 2013 | 1 |
| 2014 | 2 |
| 2015 | 2 |
| 2019 | 1 |
| 2020 | 1 |
| 2021 | 1 |
| 2022 | 1 |
| 2025 | 1 |
| 2026 | 1 |
By phase
A phase 1/2 study counts in both.
- Early Phase 1
- 1
- Phase 1
- 1
- Phase 2
- 3
- Phase 3
- 1
- Phase 4
- 5
What it is tested for
Each study’s main condition, where its own words name it.
Who runs them
Industry 3 · Other 8
University of Minnesota (2) · Mayo Clinic (2) · VIVUS LLC (2) · Seattle Children's Hospital (1) · National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK) (1) · Alvogen Korea (1) · Stanford University (1) · Lindner Center of HOPE (1)
Often tested with
Tested in the same studies.
Propranolol (1) · Pindolol (1) · Dantrolene (1) · Magnesium Sulfate (1) · Caffeine (1) · Topiramate (1) · Naltrexone (1) · Mirabegron (1)
Studies
Open first, then newest update. How each study uses Qsymia is read from its arms, and is right about nine times in ten.
Testing it · 11
- Weight Gain Prevention in Adolescents and Young AdultsNot yet recruitingPhase 3University of MinnesotaNCT06905626Written as Qsymia 7.5 miligrams (mg)-46 mg Extended Release Capsule
- Efficacy and Safety of Phentermine/Topiramate in Youth With Hypothalamic ObesityActive, not recruitingPhase 2Seattle Children's HospitalNCT06299891Written as Phentermine / Topiramate Extended Release Oral Capsule [Qsymia]
- Phentermine/Topiramate in Adolescents With Type 2 Diabetes and ObesityActive, not recruitingEarly Phase 1University of MinnesotaNCT04881799Written as Phentermine/Topiramate (Qsymia)
- Study of Human Non-Shivering Thermogenesis and Basal Metabolic RateCompletedPhase 2National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)NCT01950520Written as Qsymia
- Phase IV Study of Qsymia in Obese PatientsCompletedPhase 4Alvogen KoreaNCT05378503Written as Qsymia 3.75Mg-23Mg Extended Release Capsule
- Anti-Obesity Phentermine-Topiramate Extended Release Pharmacotherapy vs Placebo Among Patients Using a Wearable Activity TrackerCompletedPhase 4Mayo ClinicNCT04408586Written as Phentermine-Topiramate Extended Release
- A Phase IV Safety and Efficacy Study of VI-0521 in Adolescents With ObesityCompletedPhase 4VIVUS LLCNCT03922945Written as VI-0521 oral capsule
- FDA Approved Medication to Reduce Binge Eating and/or PurgingCompletedPhase 1Stanford UniversityNCT02553824Written as Phentermine/Topiramate-First
- Effect of VI-0521 (Qsymia®) on Glomerular Filtration Rate (GFR) in Overweight or Obese Healthy SubjectsCompletedPhase 4VIVUS LLCNCT02229214Written as Qsymia
- Phentermine/Topiramate Extended Release in Binge Eating Disorder (BED)CompletedPhase 2Lindner Center of HOPENCT02659475Written as PHEN/TPM ER (Qsymia®)
- Peripheral Pharmacodynamics of Phentermine-Topiramate in Obese PatientsCompletedPhase 4Mayo ClinicNCT01834404Written as Phentermine-Topiramate ER