Qsymia (Phentermine And Topiramate) Drug Interactions
Check all documented drug-to-drug interactions. Major, moderate, and minor interactions with descriptions.
A therapy excluded from this list does not necessarily mean no interaction exists between that therapy and Qsymia. Always confirm against the full prescribing information.
100 interactions
Abrocitinib
The metabolism of Abrocitinib can be decreased when combined with Topiramate.
Level 2 evidence
Acarbose
The therapeutic efficacy of Acarbose can be increased when used in combination with Phentermine.
Level 1 evidence
Acetazolamide
Acetazolamide may decrease the excretion rate of Phentermine which could result in a higher serum level.
Level 1 evidence
Acetazolamide
The risk or severity of adverse effects can be increased when Topiramate is combined with Acetazolamide.
Level 1 evidence
Aclidinium
The risk or severity of hyperthermia and oligohydrosis can be increased when Aclidinium is combined with Topiramate.
Level 1 evidence
Acrivastine
Phentermine may decrease the sedative activities of Acrivastine.
Level 1 evidence
Aficamten
The metabolism of Aficamten can be decreased when combined with Topiramate.
Level 2 evidence
Albendazole
The metabolism of Albendazole can be increased when combined with Topiramate.
Level 2 evidence
Alfentanil
The risk or severity of CNS depression can be increased when Topiramate is combined with Alfentanil.
Level 2 evidence
Alfentanil
Phentermine may increase the analgesic activities of Alfentanil.
Level 2 evidence
Almotriptan
The risk or severity of CNS depression can be increased when Topiramate is combined with Almotriptan.
Level 2 evidence
Almotriptan
The metabolism of Almotriptan can be decreased when combined with Phentermine.
Level 2 evidence
Enter your NPI to unlock 12 major interactions for Qsymia
Qsymia (Phentermine And Topiramate) has 1899 documented drug interactions. Always review the full list with a pharmacist before co-prescribing.
Qsymia (Phentermine And Topiramate) has 168 major, 719 moderate, and 1012 minor documented interactions.
A therapy excluded from this list does not necessarily mean no interaction exists between that therapy and Qsymia. Always confirm against the full prescribing information.