Used as a smoking cessation aid, helping individuals quit smoking by acting as a partial agonist at nicotinic acetylcholine receptors. It reduces withdrawal symptoms and the urge to smoke by mimicking the effects of nicotine in the body. Commonly used in Eastern Europe for decades, it offers a cost-effective alternative to other nicotine replacement therapies. Also studied for potential use in treating other addictions and neurological conditions due to its interaction with the central nervous system.