Skip to contentUniversity of Michigan Health System - link
Department of Internal Medicine - link
search this site

About Us

Info for Patients

Referring Physicians

Our Faculty

Education & Research

HIV/AIDS Treatment Program

What's Inside/Appt Scheduling

In the Spotlight
Take a Look
Web Resources

More News

Internal Resources

Internal Medicine Divisions


Drug Information Page

Effexor (venlafaxine)

Classification: Phenethylamine Monoamine Reuptake Inhibitor Antidepressant

Form: 25mg, 37.5mg, 50mg, 75mg, and 100mg tablet

Usual Dosage:25mg three times a day with a maximum of 225mg in a 24 hour period

Instructions: should be taken with food

Side effects to report to your doctor

  • problems urinating
  • insomnia or somulence
  • nausea / vomiting /diarrhea
  • dry mouth
  • headache
  • dizziness
  • sexual dysfunction (ejaculatory delay)
  • unusual dreams

Do not give this drug to persons younger than 18.. Do not drink alcohol with this medication.

*Do not take if pregnant or thinking of becoming pregnant. Do not take if breast feeding.

For more information on Effexor click here


U-M Medical School
| Hospitals & Health Centers | U-M | TEXT-ONLY

University of Michigan Health System
1500 E. Medical Center Drive  Ann Arbor, MI 48109   734-936-4000
(c) copyright Regents of the University of Michigan
Template developed & maintained by: Public Relations & Marketing Communications
Contact UMHS

The University of Michigan Health System web site does not provide specific medical advice and does not endorse any medical or professional service obtained through information provided on this site or any links to this site.
Complete disclaimer and Privacy Statement


Health Topics A-Z

For Patients & Families

For Health Professionals

Search Tools & Index