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Prescription vs.OTC: Prescription by Doctor required
Last Updated: December 14, 2018

Varenicline, a nicotinic receptor partial agonist is used for treating nicotine addiction. It works by weakly stimulating the nicotine receptors than nicotine does itself. Being a partial agonist, it decreases the cravings as well as the pleasurable effects of cigarettes and other tobacco products and hence helps a patient to quit smoking.

Varenicline is available as capsular biconvex, white or blue film-coated tablets in two strengths i.e. 0.5 mg and 1 mg for oral administration. The preferable dosage of Varenicline is 1 mg twice daily and the course of medication follows 1 week titration. From day1 to day 3, 0.5 mg once daily, should be taken. From day4 to day day 7, 0.5 mg twice daily and from day 8 to the last day of treatment, 1 mg twice daily. Varenicline should be taken for at least 12 weeks. For those who have successfully completed the course of medication, an additional 12 weeks of treatment is advisable to help in long term abstinence.

Side effects of Varenicline include neuropsychiatric symptoms and suicidality, somnambulism, angioedema and hypersensitivity reactions, serious skin reactions, interaction with alcohol, accidental injury, seizures, cardiovascular events behaviour changes, laboured breathing, anxiety or restlessness and others.

Information given here is based on the salt and content of the medicine. Effect and uses of medicine may vary from person to person. It is advicable to consult a Internal Medicine Specialist before using this medicine.

  • Smoking Addiction

  • Nausea

  • Headache

  • Insomnia (Difficulty In Sleeping)

  • Abnormal Dreams

  • Nasopharyngitis

  • Is It safe with alcohol?

    Champix 1mg tablet may cause excessive drowsiness and calmness with alcohol.
  • Are there any pregnancy warnings?

    Champix 1mg tablet may be unsafe to use during pregnancy.
    Animal studies have shown adverse effects on the foetus, however, there are limited human studies. The benefits from use in pregnant women may be acceptable despite the risk. Please consult your doctor.
  • Are there any breast-feeding warnings?

    Unknown. Human and animal studies are not available. Please consult your doctor.
  • Is it safe to drive while on this medicine?

    Caution is advised when driving or operating machinery.
  • Does this affect kidney function?

    There is no interaction between renal impairment and consuming this drug. So dose alteration is not needed.
  • Does this affect liver function?

    There is no data available. Please consult doctor before consuming the drug.
  • Are there any missed dose instructions?

    If you miss a dose of Varenicline, take it as soon as possible. However, if it is almost time for your next dose, skip the missed dose and go back to your regular schedule. Do not double the dose.

Below is the list of medicines, which contains Varenicline as ingredient

Varenicline is an acetylcholine receptor partial agonist that is alpha-4 beta-2 neuronal nicotinic type. High selectivity for receptor subclass is determined by Varenicline. Varenicline brings about inhibition to nicotines ability to combine competitively.

Disclaimer: The information produced here is best of our knowledge and experience and we have tried our best to make it as accurate and up-to-date as possible, but we would like to request that it should not be treated as a substitute for professional advice, diagnosis or treatment.

Lybrate is a medium to provide our audience with the common information on medicines and does not guarantee its accuracy or exhaustiveness. Even if there is no mention of a warning for any drug or combination, it never means that we are claiming that the drug or combination is safe for consumption without any proper consultation with an expert.

Lybrate does not take responsibility for any aspect of medicines or treatments. If you have any doubts about your medication, we strongly recommend you to see a doctor immediately.

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Table of Content
About Varenicline
What are the uses of Varenicline
What are the side effects of Varenicline ?
Key highlights of Varenicline
What are the dosage instructions?
Medicines containing Varenicline
How does this medication work?