Protriptyline Hydrochloride has 5 known drug interactions based on U.S. FDA drug labeling data. 2 are classified as major interactions requiring close medical supervision. Notable interactions include combinations with Cimetidine, Tramadol Hydrochloride, Alcohol. Patients taking Protriptyline Hydrochloride should inform their healthcare provider of all current medications — including over-the-counter drugs and supplements — to avoid potentially harmful combinations. Data sourced from OpenFDA and the NIH National Library of Medicine.
- Total
- 5
- Major
- 2
- Moderate
- 3
Major (2)
- Protriptyline Hydrochloride + Cimetidine— Cimetidine reduces hepatic metabolism of protriptyline, increasing steady-state concentrations, plasma levels, and frequ…
- Protriptyline Hydrochloride + Tramadol Hydrochloride— Protriptyline may enhance seizure risk in patients taking tramadol hydrochloride.
Moderate (3)
- Protriptyline Hydrochloride + Alcohol— Protriptyline may enhance the response to alcohol.
- Protriptyline Hydrochloride + Barbiturates— Protriptyline may enhance the effects of barbiturates.
- Protriptyline Hydrochloride + Epinephrine— Close supervision and careful adjustment of dosages required when epinephrine combined with local anesthetics is given w…