Table of Contents > Drug > Varenicline Print

Varenicline

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Notes
Related terms
Uses
Dosing
Safety
Author information

Notes

    Related terms
    • Brand Names: U.S.: Chantix®
    • Brand Names: Canada: Champix®

    Uses
    • It is used to help you stop smoking.
    • Varenicline eases the need to smoke and helps with withdrawal signs from smoking.
    • It does not contain nicotine.

    Dosing

    How to take

    • Get counseling to help you quit.
    • Take after eating with a full glass of water.
    • Take tablet early in the day to stop sleep problems. Take at least 6 hours before bedtime.

    Missed Dose

    • Take a missed dose as soon as you think about it.
    • If it is close to the time for your next dose, skip the missed dose and go back to your normal time.
    • Do not take 2 doses at the same time or extra doses.

    Storage

    • Store at room temperature.
    • Protect from water. Do not store in a bathroom or kitchen.

    Safety



    Warnings

    • When used to stop smoking this drug may cause or make diseases of the mind worse. Taking one's own life, ideas of killing yourself or murder, low mood (depression), forceful actions, hallucinations, and psychoses have happened with use. If you think you have any of these problems, call your doctor right away.
    • Please read the medication guide.

    Avoid

    • If you have an allergy to varenicline or any other part of this drug.
    • Tell your doctor if you are allergic to any drugs. Make sure to tell about the allergy and what signs you had. This includes telling about rash; hives; itching; shortness of breath; wheezing; cough; swelling of face, lips, tongue, or throat; or any other signs.

    Precautions

    • If you have heart disease, talk with your doctor.
    • If you have kidney disease, talk with your doctor.
    • If you are on dialysis, talk with your doctor.
    • If you have mental illness, talk with your doctor.
    • Check all drugs you are taking with your doctor. This drug may not mix well with some other drugs.
    • Keep a list of all your drugs (prescription, natural products, vitamins, OTC) with you. Give this list to your doctor.
    • Avoid beer, wine, mixed drinks, or other drugs and natural products that slow your actions.
    • When you stop smoking, other drugs may be affected. Talk with your doctor.
    • Tell your doctor if you are pregnant or plan on getting pregnant.
    • Tell your doctor if you are breast-feeding.

    Side Effects

    • Feeling lightheaded, sleepy, having blurred eyesight, or a change in thinking clearly. Avoid driving and doing other tasks or actions that call for you to be alert or have clear eyesight until you see how this drug affects you.
    • Upset stomach or throwing up. Many small meals, good mouth care, sucking hard, sugar-free candy, or chewing sugar-free gum may help.
    • Dry mouth. Good mouth care, sucking hard, sugar-free candy, or chewing sugar-free gum may help. See a dentist often.
    • Gas.
    • Belly pain.
    • Bad taste in your mouth. This most often goes back to normal.
    • Not able to sleep.
    • Headache.
    • Bad dreams.

    Contact a healthcare provider

    • If you think there was an overdose, call your local poison control center or ER right away.
    • Signs of a very bad reaction to the drug. These include wheezing; chest tightness; fever; itching; bad cough; blue or gray skin color; seizures; or swelling of face, lips, tongue, or throat.
    • Signs of low mood (depression), thoughts of killing yourself, nervousness, emotional ups and downs, thinking that is not normal, anxiety, or lack of interest in life.
    • Chest pain or pressure.
    • Trouble breathing.
    • Very upset stomach or throwing up.
    • Change in thinking clearly and with logic.
    • Very nervous and excitable.
    • If you have not been able to quit smoking after taking this drug for 12 weeks.
    • Very bad skin irritation.
    • Any rash.
    • Side effect or health problem is not better or you are feeling worse.

    General Statements

    • If you have a very bad allergy, wear an allergy ID at all times.
    • Do not share your drugs with others and do not take anyone else's drugs.
    • Keep all drugs out of the reach of children and pets.
    • Most drugs may be thrown away in household trash after mixing with coffee grounds or kitty litter and sealing in a plastic bag.
    • In Canada, take any unused drugs to the pharmacy. Also, visit http://www.hc-sc.gc.ca/hl-vs/iyh-vsv/med/disposal-defaire-eng.php#th to learn about the right way to get rid of unused drugs.
    • Keep a list of all your drugs (prescription, natural products, vitamins, OTC) with you. Give this list to your doctor.
    • Call your doctor for help with any side effects. If in the U.S., you may also call the FDA at 1-800-FDA-1088 or if in Canada, you may also call Health Canada's Vigilance Program at 1-866-234-2345.
    • Talk with the doctor before starting any new drug, including OTC, natural products, or vitamins.

    Author information
    • Copyright © 1978-2013 Lexi-Comp Inc. All rights reserved.

    Copyright © 2011 Natural Standard (www.naturalstandard.com)


    The information in this monograph is intended for informational purposes only, and is meant to help users better understand health concerns. Information is based on review of scientific research data, historical practice patterns, and clinical experience. This information should not be interpreted as specific medical advice. Users should consult with a qualified healthcare provider for specific questions regarding therapies, diagnosis and/or health conditions, prior to making therapeutic decisions.

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