"The US Food and Drug Administration (FDA) has changed the labeling on the smoking cessation drug varenicline (Chantix, Pfizer Inc) to reflect concerns that the drug may lower tolerance to alcohol and is linked to a rare risk for seizures"...
Chantix Patient Information including If I Miss a Dose
In this Article
- What is varenicline (Chantix)?
- What are the possible side effects of varenicline (Chantix)?
- What is the most important information I should know about varenicline (Chantix)?
- What should I discuss with my health care provider before taking varenicline (Chantix)?
- How should I take varenicline (Chantix)?
- What happens if I miss a dose (Chantix)?
- What happens if I overdose (Chantix)?
- What should I avoid while taking varenicline (Chantix)?
- What other drugs will affect varenicline (Chantix)?
- Where can I get more information?
What happens if I miss a dose (Chantix)?
Take the missed dose as soon as you remember. Skip the missed dose if it is almost time for your next scheduled dose. Do not take extra medicine to make up the missed dose.
What happens if I overdose (Chantix)?
Seek emergency medical attention or call the Poison Help line at 1-800-222-1222.
What should I avoid while taking varenicline (Chantix)?
This medication may impair your thinking or reactions. You may also have mood or behavior changes when you quit smoking. Until you know how varenicline and the smoking cessation process are going to affect you, be careful if you drive or do anything that requires you to be cautious and alert.
Do not use other medications to quit smoking while you are taking varenicline, unless your doctor tells you to.
What other drugs will affect varenicline (Chantix)?
After you stop smoking, the doses of any medications you are using may need to be adjusted. Tell your doctor about all other medicines you use, especially:
- a blood thinner such as warfarin (Coumadin, Jantoven); or
- asthma medication such as theophylline (Respbid, Theobid, Theoclear, Theo-Dur, Uniphyl).
This list is not complete and other drugs may interact with varenicline. Tell your doctor about all medications you use. This includes prescription, over-the-counter, vitamin, and herbal products. Do not start a new medication without telling your doctor.
Where can I get more information?
Your pharmacist can provide more information about varenicline.
Remember, keep this and all other medicines out of the reach of children, never share your medicines with others, and use this medication only for the indication prescribed.
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Additional Chantix Information
- Chantix Drug Interactions Center: varenicline oral
- Chantix Side Effects Center
- Chantix Overview including Precautions
- Chantix FDA Approved Prescribing Information including Dosage
Chantix - User Reviews
Chantix User Reviews
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