Name
VENLAFAXINE
Mode of Action
VENLAFAXINE, A PHENYLTHYLAMINE DERIVATIVE, IS A SEROTONIN AND NORADRENALINE REUPTAKE INHIBITOR ; IT ALSO WEAKLY INHIBITS DOPAMINE REUPTAKE. IT HAVE LITTLE AFFINITY FOR MUSCARINIC, HISTAMINERGIC, OR ALPHA1 ADRENERGIC RECEPTORS IN VITRO.
Dosage
DEPRESSION, INITIALLY 75 MG DAILY IN 2 DIVIDED DOSES INCREASED IF NECESSARY AFTER AT LEAST 3 - 4 WEEKS TO 150 MG DAILY IN 2 DIVIDED DOSES; SEVERELY DEPRESSED OR HOSPITALISED PATIENTS, INCREASED FURTHER IF NECESSARY IN STEPS OF UP TO 75 MG EVERY 2 - 3 DAYS; MAX. 375 MG DAILY; CHILD AND ADOLESCENT UNDER 18 YEARS NOT RECOMMENDED. GENERALISED ANXIETY DISORDER, 75 MG DAILY AS A SINGLE DOSE; DISCONTINUE IF NO RESPONSE AFTER 8 WEEKS; ADOLESCENT AND CHILD UNDER 18 YEARS NOT RECOMMENDED
Drug Group
[ANTIDEPRESSANT] , [PHENYLTHYLAMINE DERIVATIVE] , [SELECTIVE SEROTONIN-NORADRENALINE REUPTAKE INHIBITOR]
Cross Reaction
VENLAFAXINE SHOULD NOT BE USED CONCOMITANTLY WITH MAOIS BECAUSE OF THE SERIOUS REACTION HAVE BEEN REPORTED. CIMETIDINE INHIBITS THE HEPATIC METABOLISM OF VENLAFAXINE.
Drug Interaction
Drugs Side Effect
Drug Categories
Special Precaution
Drug Safety
Monograph