Desvenlafaxine Er has 26 known drug interactions based on U.S. FDA drug labeling data. Of these, 6 are contraindicated combinations that should be avoided entirely. Notable interactions include combinations with Isocarboxazid, Linezolid, Methylene Blue. Patients taking Desvenlafaxine Er 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
- 26
- Contraindicated
- 6
- Moderate
- 18
Contraindicated (6)
- Desvenlafaxine Er + Isocarboxazid— Concomitant use increases risk of serotonin syndrome. Contraindicated with MAOIs intended to treat psychiatric disorders…
- Desvenlafaxine Er + Linezolid— Concomitant use increases risk of serotonin syndrome. Contraindicated in patients being treated with linezolid.
- Desvenlafaxine Er + Methylene Blue— Concomitant use increases risk of serotonin syndrome. Contraindicated with intravenous methylene blue.
- Desvenlafaxine Er + Phenelzine— Concomitant use increases risk of serotonin syndrome. Contraindicated with MAOIs intended to treat psychiatric disorders…
- Desvenlafaxine Er + Selegiline— Concomitant use increases risk of serotonin syndrome. Contraindicated with MAOIs intended to treat psychiatric disorders…
- Desvenlafaxine Er + Tranylcypromine— Concomitant use increases risk of serotonin syndrome. Contraindicated with MAOIs intended to treat psychiatric disorders…
Moderate (18)
- Desvenlafaxine Er + Acetylsalicylic Acid— Concomitant use may potentiate risk of bleeding. Closely monitor for bleeding when desvenlafaxine is initiated or discon…
- Desvenlafaxine Er + Amphetamine— Concomitant use increases risk of serotonin syndrome. Monitor for symptoms and consider discontinuation if serotonin syn…
- Desvenlafaxine Er + Atomoxetine— Desvenlafaxine increases atomoxetine exposure. Reduce dose by up to one-half with 400 mg desvenlafaxine; no adjustment n…
- Desvenlafaxine Er + Buspirone— Concomitant use increases risk of serotonin syndrome. Monitor for symptoms and consider discontinuation if serotonin syn…
- Desvenlafaxine Er + Desipramine— Desvenlafaxine increases desipramine exposure. Reduce dose by up to one-half with 400 mg desvenlafaxine; no adjustment n…
- Desvenlafaxine Er + Dextromethorphan— Desvenlafaxine increases dextromethorphan exposure. Reduce dose by up to one-half with 400 mg desvenlafaxine; no adjustm…
- Desvenlafaxine Er + Fentanyl— Concomitant use increases risk of serotonin syndrome. Monitor for symptoms and consider discontinuation if serotonin syn…
- Desvenlafaxine Er + Lithium— Concomitant use increases risk of serotonin syndrome. Monitor for symptoms and consider discontinuation if serotonin syn…
- Desvenlafaxine Er + Metoprolol— Desvenlafaxine increases metoprolol exposure. Reduce dose by up to one-half with 400 mg desvenlafaxine; no adjustment ne…
- Desvenlafaxine Er + Nebivolol— Desvenlafaxine increases nebivolol exposure. Reduce dose by up to one-half with 400 mg desvenlafaxine; no adjustment nee…
- Desvenlafaxine Er + Other Anticholinergic Agents— Concomitant use increases risk of serotonin syndrome. Monitor for symptoms of serotonin syndrome.
- Desvenlafaxine Er + Perphenazine— Desvenlafaxine increases perphenazine exposure. Reduce dose by up to one-half with 400 mg desvenlafaxine; no adjustment …
- Desvenlafaxine Er + St. John'S Wort— Concomitant use increases risk of serotonin syndrome. Monitor for symptoms and consider discontinuation if serotonin syn…
- Desvenlafaxine Er + Tolterodine— Desvenlafaxine increases tolterodine exposure. Reduce dose by up to one-half with 400 mg desvenlafaxine; no adjustment n…
- Desvenlafaxine Er + Tramadol— Concomitant use increases risk of serotonin syndrome. Monitor for symptoms and consider discontinuation if serotonin syn…
- Desvenlafaxine Er + Triptans— Concomitant use increases risk of serotonin syndrome. Monitor for symptoms and consider discontinuation if serotonin syn…
- Desvenlafaxine Er + Tryptophan— Concomitant use increases risk of serotonin syndrome. Monitor for symptoms and consider discontinuation if serotonin syn…
- Desvenlafaxine Er + Warfarin— Concomitant use may potentiate risk of bleeding. Closely monitor for bleeding when desvenlafaxine is initiated or discon…