Varenicline (trade name Chantix and Champix) is a medication used for smoking cessation. Varenicline is also used for the treatment of dry eye disease.
The most common side-effects include nausea (feeling sick), insomnia (difficulty sleeping), abnormal dreams, headache and nasopharyngitis (inflammation of the nose and throat).
It is a high-affinity partial agonist for the α4β2 nicotinic ac...
* May have multiple approval dates, manufacturers, or labelers. 5 Discussions