What are the side effects of Champix tablets?
Side effects of Champix are quite common. They are usually moderate or mild and occur most in the first week or so of treatment. 3 in 100 people taking Champix give up taking it because of nausea. 11 in 100 give up because of side effects compared with 9 in 100 taking dummy tablets (placebo). Some of the side effects of Champix are similar to the symptoms reported by people giving up smoking. A full list of side effects can be seen in the Patient Information Leaflet.