<unk>  <unk>  is a medically approved way to treat people with tobacco use disorder by taking<unk>  by means other than tobacco. It is used to help with quitting smoking or stopping chewing tobacco. It increases the chance of quitting tobacco smoking by about 55%. Often it is used along with other behavioral techniques.<unk>  has also been used to treat ulcerative colitis. Types of<unk>  include the adhesive patch, chewing gum, lozenges, nose spray, and inhaler. The use of multiple types of<unk>  at a time may increase effectiveness. Common side effects depend on the formulation of<unk> . Common side effects with the gum include nausea, hiccups, and irritation of the mouth. Common side effects with the patch include skin irritation and a dry mouth while the inhaler commonly results in a cough, runny nose, or headaches. Serious risks include<unk>  poisoning and continued addiction. They do not appear to increase the risk of heart attacks. There are possible harms to the baby if used during pregnancy.<unk>  works by reducing cravings caused by<unk>  addiction. They were first approved for use in 1984, in the United States.<unk><unk>  products are on the World Health Organization's List of Essential Medicines. They are available as generic medications.
Nicotine replacement therapy
Stuttering therapy
Psychedelic therapy
Smoking cessation
Stamina therapy
Cognitive behavioral therapy for insomnia
Helminthic therapy
Cobalt therapy