Smoking while taking medication is very bad for the body. It is best not to smoke while taking medication, otherwise it will affect the effect of the medication and will prevent the medication from working better. Smoking has a detrimental effect on taking medication, the smell of smoke and the stimulation of smoke can damage the mucous membrane of the respiratory tract and the mucous membrane of the digestive tract, and because it contains substances such as sulfur dioxide, which has a carcinogenic effect, and taking medication can also have a detrimental effect on each other. Many male patients often smoke in their daily life, which is very unfavorable to disease recovery, especially for patients with respiratory and circulatory system diseases, which can increase the incidence of lung infections, lung cancer, as well as increase the occurrence of cardiovascular and cerebrovascular diseases, reducing the resistance of the lungs, so it is recommended that patients quit smoking as soon as possible.