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  • Basic Info
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Generic: varenicline
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It is used to help people quit smoking
               



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What may interact with this medicine?

  • insulin
  • other stop smoking aids
  • theophylline
  • warfarin

What should I watch for while using this medicine?

Visit your doctor or health care professional for regular check ups. Ask for ongoing advice and encouragement from your doctor or healthcare professional, friends, and family to help you quit. If you smoke while on this medication, quit again

Your mouth may get dry. Chewing sugarless gum or sucking hard candy, and drinking plenty of water may help. Contact your doctor if the problem does not go away or is severe.

You may get drowsy or dizzy. Do not drive, use machinery, or do anything that needs mental alertness until you know how this medicine affects you. Do not stand or sit up quickly, especially if you are an older patient. This reduces the risk of dizzy or fainting spells.

The use of this medicine may increase the chance of suicidal thoughts or actions. Pay special attention to how you are responding while on this medicine. Any worsening of mood, or thoughts of suicide or dying should be reported to your health care professional right away.

What side effects may I notice from receiving this medicine?

Side effects that you should report to your doctor or health care professional as soon as possible:
  • allergic reactions like skin rash, itching or hives, swelling of the face, lips, tongue, or throat
  • breathing problems
  • changes in vision
  • chest pain or chest tightness
  • confusion, trouble speaking or understanding
  • fast, irregular heartbeat
  • feeling faint or lightheaded, falls
  • fever
  • pain in legs when walking
  • problems with balance, talking, walking
  • ringing in ears
  • sudden numbness or weakness of the face, arm or leg
  • suicidal thoughts or other mood changes
  • trouble passing urine or change in the amount of urine
  • unusual bleeding or bruising
  • unusually weak or tired

Side effects that usually do not require medical attention (report to your doctor or health care professional if they continue or are bothersome):

  • constipation
  • headache
  • nausea, vomiting
  • strange dreams
  • stomach gas
  • trouble sleeping

               
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