Varenicline (Champix™) is a medication to help you quit tobacco by reducing cravings and withdrawal symptoms. You can only use it after a doctor or nurse practitioner prescribes it.

You should not use nicotine replacement therapy at the same time as Varenicline

Using Varenicline:

  • Typically, you start by taking this medication once a day for three days.
  • You will then take it two times a day for 12 weeks.
  • You should take this medicine with food. It can help reduce an upset stomach.
  • You should start this medicine one week before your quit date.

Make sure to tell your nurse or doctor if you:

  • are pregnant or breastfeeding;
  • suffer from depression or other mood disorders;
  • have kidney problems; or
  • are taking other prescription or non-prescription medications.

Varenicline does have some side effects, including:

  • nausea;
  • trouble sleeping;
  • strange dreams; and
  • headache.

This medication can cause you to feel anxious or depressed. It can also cause you to want to harm yourself or others. Stop using the medication right away if any of these happen. You should then speak with your health care provider.