Asset profile
phentermine/topiramate · Qsymia
Small molecule
Evidence outlook
Approved: Obesity
Regulatory approval supersedes design-level evidence grading; the trials behind approval are preserved below as the drug's evidence history.
track record: Reliable signal
How the evidence outlook works ↗
Featured trials
The studies most instrumental to this drug's clinical progression, individually graded on design and result. Pick an indication; Research unlocks the trials, endpoints, key results and grades.
Competitive landscape
60 competitors in this universe: 0 direct rivals (same mechanism and indication), 0 same-class, 60 same-indication.
| Drug | Stage | Modality | Mechanism | Evidence signal | Reported efficacygraded featured trials |
|---|---|---|---|---|---|
| Phentermine / Topiramate (Qsymia): this drug | Approved | Small molecule | Noradrenergic/anticonvulsant (combination) | ||
| Liraglutide (Saxenda / Victoza) | Approved | Peptide | GLP-1 receptor | ||
| Naltrexone / Bupropion (Contrave) | Approved | Small molecule | Opioid receptor / dopamine (combination) | ||
| Orforglipron (Foundayo) | Approved | Small molecule | GLP-1 receptor | ||
| Orlistat (Xenical / Alli) | Approved | Small molecule | Pancreatic/gastric lipase | ||
| Semaglutide (Wegovy / Ozempic / Rybelsus) | Approved | Peptide | GLP-1 receptor | ||
| Setmelanotide (Imcivree) | Approved | Peptide | MC4R | ||
| Tirzepatide (Zepbound / Mounjaro) | Approved | Peptide | GLP-1/GIP receptor (dual) | ||
| Aleniglipron | Phase 3 | Small molecule | GLP-1 receptor | ||
| Amycretin | Phase 3 | Peptide | GLP-1 receptor, Amylin receptor | ||
| Apitegromab | Phase 3 | Monoclonal antibody | Activin/myostatin type II receptor | ||
| ARD-101 | Phase 3 | Small molecule | Bitter taste receptor (gut) | ||
| ASC30 | Phase 3 | Small molecule | GLP-1 receptor | ||
| AZD6234 | Phase 3 | Peptide | Amylin receptor | ||
| BGM0504 | Phase 3 | Peptide | GLP-1/GIP receptor (dual) | ||
| Bimagrumab | Phase 3 | Monoclonal antibody | Activin/myostatin type II receptor |
…and 45 more. Research shows the complete landscape.
Unlock the full comparison
Research adds each competitor's evidence grade and sourced trial results, aligned per race, so you can see who actually has the data.
Upcoming events
(4 total)
Estimated primary-completion dates from ClinicalTrials.gov. These are registry estimates, never confirmed readout dates; they can move as trials progress.
2027 (1)
April 2027 (1)
What to watch
2028 (1)
February 2028 (1)
2030 (2)
August 2030 (1)
What to watch
October 2030 (1)
What to watch
All registered studies
Every ClinicalTrials.gov study of this drug's own program, grouped by indication and phase. Research unlocks the studies themselves: titles, statuses, dates and featured-trial cross-links.