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Desvenlafaxine is a prescription serotonin and norepinephrine reuptake inhibitor used for major depressive disorder in adults. Extended-release tablets come in 25 mg, 50 mg, and 100 mg strengths. The recommended dose is 50 mg once daily with or without food, and higher doses have not shown greater benefit in clinical studies.
read more about desvenlafaxine ...The exact antidepressant mechanism of desvenlafaxine is unknown. Its activity is thought to involve increased serotonin and norepinephrine signaling in the central nervous system through inhibition of their reuptake. Nonclinical studies characterize desvenlafaxine as a selective serotonin and norepinephrine reuptake inhibitor.
Desvenlafaxine extended-release tablets are approved for major depressive disorder in adults. Current U.S. labeling does not approve pediatric use. Before treatment, patients are screened for bipolar disorder, mania, or hypomania, and blood pressure is checked due the risk of treatment-related increases.
The recommended dose is 50 mg once daily with or without food. Tablets are swallowed whole and are not divided, crushed, chewed, or dissolved. The 25 mg strength is used for gradual dose reduction and for selected patients with severe kidney impairment. Dose limits differ with kidney and liver impairment.
Desvenlafaxine carries a boxed warning for suicidal thoughts and behaviors in pediatric and young adult patients taking antidepressants. Other serious risks include serotonin syndrome, elevated blood pressure, bleeding, angle-closure glaucoma, mania or hypomania, discontinuation symptoms, seizures, low sodium, interstitial lung disease, and sexual dysfunction.
Yes. Desvenlafaxine inhibits serotonin and norepinephrine reuptake.
The recommended dose is 50 mg once daily with or without food.
No. Extended-release tablets are swallowed whole and are not divided, crushed, chewed, or dissolved.
Yes. Blood pressure is checked before treatment and monitored regularly during therapy.
DailyMed - DESVENLAFAXINE tablet, extended release. https://www.dailymed.nlm.nih.gov/dailymed/drugInfo.cfm?setid=ff837eb1-24c3-4c63-9b4b-c6b5935a9b47. Date Accessed September 24, 2026.
DailyMed - PRISTIQ (desvenlafaxine) tablet, extended release. https://www.dailymed.nlm.nih.gov/dailymed/lookup.cfm?setid=0f43610c-f290-46ea-d186-4f998ed99fce. Date Accessed September 24, 2026.
Desvenlafaxine. MedlinePlus. https://medlineplus.gov/druginfo/meds/a608022.html. Date Accessed September 24, 2026.
Desvenlafaxine. PubChem. https://pubchem.ncbi.nlm.nih.gov/compound/125017. Date Accessed September 24, 2026.
Desvenlafaxine. StatPearls. https://www.ncbi.nlm.nih.gov/books/NBK534829/. Date Accessed September 24, 2026.