Effexor ģ

Generic Name: Venlafaxine (ven -la- FAX- een)

Drug Class: Antidepressant, Miscellaneous


Drug Uses

This medicine is used to treat depression and anxiety disorders. This medicine may be used for other conditions as determined by your doctor.

General Information

This information is for educational purposes only. Not every known side effect, adverse effect, or drug interaction is in this database. If you have questions about your medicines, talk to your health care provider.

How it Works

This medicine inhibits the return of two chemicals (serotonin and norephinephrine) back into nerve cells. This helps to restore balance of these chemicals which in turn helps to improve mood and relieve depression.

How to Take It

Take this medicine with food either in the morning or evening about the same time every day. Each capsule should be swallowed whole with water and not divided, crushed or placed in water.

Possible Side Effects

    • nervousness

    • dizziness, drowsiness
    • trouble sleeping
    • nausea, vomiting, loss of appetite
    • changes in sexual function
    • dry mouth
    • constipation


    • Donít stop taking this medicine until you have consulted with your doctor first.

    • Stopping this medicine abruptly can cause agitation, dizziness, nausea and fatigue.

    • Patients who have been taking this medicine for 6 weeks or more should taper down their dose over a 2 week period.

    • This medicine should NOT be taken with alcohol.

    • It is important that you know how you react to this medicine before driving or performing other tasks that require your full attention.


    • Seek medical attention immediately. For non emergencies, contact your local or regional poison control center.

Drug Interactions

    • Patients taking MAO inhibitors should not be take this medicine. Do not take St. Johnís Wort with this medicine.

Missed Dose

Take your next dose as soon as you remember. If it is time for your next dose, skip the missed dose and go back to your regular schedule. Do not double doses.


Keep this medication in the container it came in, tightly closed, and out of reach of children. Store it at room temperature and away from excess heat and moisture (not in the bathroom). Throw away any medication that is outdated or no longer needed.


If you plan on becoming pregnant, talk with your doctor about the benefits vs. the risks while taking this medicine. For nursing mothers, it is unknown whether this medicine is excreted in breast milk. Talk to your doctor if you are or plan to breast feed.

More Information

For more information, talk to your doctor, pharmacist or health care provider.

Copyright © 2004 PharmClips, Inc. All rights reserved. Information expires March 1, 2005. Published March 1, 2004.

This information is not intended to cover all possible uses, directions, precautions, drug interactions, or adverse effects. This is general information and should not in any event be construed as specific instructions for individual patients. The publisher does not accept any responsibility for the accuracy of the information or the consequences arising from the application, use, or misuse of any of the information contained herein, including any injury and/or damage to any person or property as a matter of product liability, negligence, or otherwise. No warranty, expressed or implied, is made in regard to the contents of this material. The reader is advised to check with their health care provider before making any changes in their drug regimen.

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