Phentermine Hydrochloride Drug Interactions: 69 Major
Phentermine Hydrochloride 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 Phentermine Hydrochloride. Always confirm against the full prescribing information.
100 interactions
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
Acrivastine
Phentermine may decrease the sedative activities of Acrivastine.
Level 1 evidence
Alfentanil
Phentermine may increase the analgesic activities of Alfentanil.
Level 2 evidence
Almotriptan
The metabolism of Almotriptan can be decreased when combined with Phentermine.
Level 2 evidence
Alogliptin
The therapeutic efficacy of Alogliptin can be increased when used in combination with Phentermine.
Level 1 evidence
Amantadine
The risk or severity of serotonin syndrome can be increased when Phentermine is combined with Amantadine.
Level 2 evidence
Aminophylline
The risk or severity of adverse effects can be increased when Phentermine is combined with Aminophylline.
Level 2 evidence
Amisulpride
Amisulpride may decrease the stimulatory activities of Phentermine.
Level 2 evidence
Amitriptyline
Phentermine may decrease the sedative activities of Amitriptyline.
Level 1 evidence
Ammonium chloride
The serum concentration of Phentermine can be decreased when it is combined with Ammonium chloride.
Level 1 evidence
Amoxapine
Phentermine may decrease the sedative activities of Amoxapine.
Level 1 evidence
Enter your NPI to unlock 11 major interactions for Phentermine Hydrochloride
Phentermine Hydrochloride has 564 documented drug interactions. Always review the full list with a pharmacist before co-prescribing.
Phentermine Hydrochloride has 69 major, 282 moderate, and 213 minor documented interactions.
A therapy excluded from this list does not necessarily mean no interaction exists between that therapy and Phentermine Hydrochloride. Always confirm against the full prescribing information.