together with ethanol
can increase nervous system side effects such as dizziness
, and difficulty concentrating. Some people may also experience impairment in thinking and judgment. You should avoid use of alcohol while being treated with venlafaxine. Do not use more than the recommended dose of venlafaxine, and avoid activities requiring mental alertness such as driving or operating hazardous machinery until you know how the medication affects you.Do not stop using any medication without first talking to your doctor.Hope this helps.Take care.