Possible side effects of<unk> . Some side effects are caused by the<unk> , and are common to<unk>  products. Other 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. To minimize local skin reactions from the patch, the application site should be moved daily. The<unk>  patch can also cause strange dreams if worn while asleep. Nasal sprays commonly cause nasal irritation, watering eyes, and coughing. Serious risks include<unk>  poisoning, which includes symptoms like visual disturbances, hyper-salivation, nausea, and vomiting; and continued addiction to<unk>  products. Avoiding smoking and other products with<unk>  are recommended since it may lead to<unk>  overdose. Although overdose is rare, it can be problematic, especially in children and pets. The symptoms of<unk>  overdose include headache, pale skin and mouth, belly pain, weakness, diarrhea, tremors or seizures, agitation, confusion, restlessness, high or low blood pressure, fast or irregular heartbeat, fast breathing, and cold sweats. Limited evidence exists regarding long-term<unk>  use, and concerns exist that long-term<unk>  use could raise cancer risk, due in part to the generation of carcinogens.
Nicotine replacement therapy
Stuttering therapy
Psychedelic therapy
Smoking cessation
Stamina therapy
Cognitive behavioral therapy for insomnia
Helminthic therapy
Cobalt therapy