Champix 0.5mg and 1mg tablet Starter Pack may be taken with or without food, preferably at the same time each day. Take it in the dose and duration as advised by your doctor. If you have missed a dose, take it as soon as you remember. Do not skip any doses and finish the full course of treatment. You should never stop this medicine suddenly without talking to your doctor. This medication mustn’t be stopped suddenly without talking to your doctor.
Some common side effects of using this medication are nausea, headache, insomnia (difficulty sleeping), abnormal dreams, and nasopharyngitis (inflammation of the throat and nasal passages). Initially, it may also cause dizziness and sleepiness, so do not drive or do anything that requires mental focus until you know how this medicine affects you.