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Drug Information Page

Zyban (wellbutrin, bupropion)

Classification: Monocyclic aminoketone

Form: 75mg and 100mg tablet

Usual Dosage:

If under 18 years of age:  DO NOT USE!
18 to 60 years of age:  200 mg in two doses.
Over 60 years of age:  Lower dosage increased cautiously.

Start:  100 mg in the morning and then 100 mg in the evening,  200 mg total daily.
Increases:  After three days,  100 mg morning,  100 mg noon,  and 100 mg evening ( 6 hours apart and continued for 3 or 4 weeks. )  May be increased slowly up to 450 mg daily.  Increases should not be greater than 100 mg daily over a 3 day period.
Maximum:  450 mg in 24 hours. 

Instructions: should be taken on empty stomach and full glass of water

Side effects to report to your doctor

  • agitation
  • insomnia or somulence
  • nausea / vomiting /diarrhea
  • dry mouth
  • headache
  • dizziness
  • increased perspiration
  • seizure

Do not take this drug if you have a history of seizure, anorexia, or bulimia. 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 Zyban click here.


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