Bupropion Hydrochloride and Venlafaxine Hydrochloride: Interaction Overview

Bupropion Hydrochloride (Wellbutrin) + Venlafaxine Hydrochloride (Effexor)

Severity: Minor

FDA label text mentions this combination without strong caution language. It is still worth confirming with your prescriber or pharmacist.

Basis: Drug interactions section of the Bupropion Hydrochloride FDA label.

What the FDA Label Says

( 7.1 ) Drugs metabolized by CYP2D6: Bupropion inhibits CYP2D6 and can increase concentrations of: antidepressants (e.g., venlafaxine, nortriptyline, imipramine, desipramine, paroxetine, fluoxetine, sertraline), antipsychotics (e.g., haloperidol, risperidone, thioridazine), beta-blockers (e.g., metoprolol), and Type 1C antiarrhythmics (e.g., propafenone, flecainide).

Excerpt from the FDA prescribing label for Bupropion Hydrochloride (SPL set ID 004d8121-59d4-46c4-acb8-b2dd097bf556).

About These Medications

  • Bupropion Hydrochloride (Wellbutrin) medication guide — Atypical Antidepressant
  • Venlafaxine Hydrochloride (Effexor) medication guide — SNRI

Check other combinations with our interaction tool →

About this interaction data. These interactions were identified by automatically scanning FDA prescribing-label text for medications in Bridgeway's library. This is not a complete list and is not a substitute for review by your prescriber or pharmacist, who use comprehensive clinical databases. Always share your full medication list with your care team. How we source this data →

One care team, one medication plan

Bridgeway's Utah prescribers coordinate medication management with therapy — so interactions like this one are reviewed by people who see your whole picture.

Request an Appointment Call (801) 255-5131

Not medical advice. This page summarizes publicly available FDA drug labeling alongside general guidance from Bridgeway Integrated Healthcare Services. It is for educational purposes only and is not a substitute for advice from your prescriber or pharmacist. Never start, stop, or change a medication without talking to your healthcare provider. In an emergency, call 911.