Answer
Aug 19, 2026 - 12:03 PM
Effexor XR can interact with monoamine oxidase inhibitors (MAOIs), selective serotonin reuptake inhibitors (SSRIs), other SNRIs, NSAIDs (aspirin, ibuprofen, naproxen), blood thinners (warfarin), amphetamines, opioid pain medications (tramadol, fentanyl), St. John’s wort, tryptophan, weight loss medications (phentermine), lithium, buspirone, cimetidine, ketoconazole, tricyclic antidepressants, and migraine medications (triptans such as sumatriptan and zolmitriptan). Knowing about these interactions helps avoid harmful side effects and ensures safe, effective treatment.
