Effexor XR (Venlafaxine) Use, Side Effects and More

What is Effexor XR?: Effexor XR is a brand-name prescription drug. It’s approved for use in adults with any of the following conditions:
-major depressive disorder (MDD)
-generalized anxiety disorder (GAD)
-social anxiety disorder
-panic disorder, with or without agoraphobia (fear of being in places where you could be trapped or helpless)
Effexor XR contains the drug venlafaxine in its extended-release (XR) form. An extended-release form of a drug slowly releases the active ingredient over a prolonged period of time. Effexor XR belongs to a class of drugs called serotonin-norepinephrine reuptake inhibitors (SNRIs). It comes as a capsule that’s taken by mouth once a day.

Effectiveness: Effexor XR has been found to be effective at treating MDD, GAD, social anxiety disorder, and panic disorder.

Effexor XR side effects: Effexor XR can cause mild or serious side effects. The following lists contain some of the key side effects that may occur while taking Effexor XR. These lists do not include all possible side effects.

For more information on the possible side effects of Effexor XR, talk with your doctor or pharmacist. They can give you tips on how to deal with any side effects that may be bothersome.

More common side effects
The more common side effects of Effexor XR can include:
-dry mouth
-sleepiness
-loss of appetite
-erectile dysfunction
-abnormal ejaculation
-loss of libido (sex drive) in men and women
-weakness
-dizziness
Most of these side effects may go away within a few days or a couple of weeks. If they’re more severe or don’t go away, talk with your doctor or pharmacist.