Dizziness after smoking is not a normal condition, but an abnormal pathological sign called tobacco intoxication and drunkenness, referring to the symptoms of transient inhalation of excessive nicotine and tar components, which leads to cerebral ischemia and lack of oxygen, or dizziness caused by the poisoning of components in a confined and narrow space. Need immediate symptomatic treatment, quickly move the patient to a cool, dry, ventilated outdoor, avoid smoking and second-hand smoke in the environment continue to inhale bad gas, such as severe dizziness need to go to the hospital to perform oxygen therapy, can suck shielded oxygen control oxygen flow at about 3.5-4.5L, suck 30 minutes to relieve. You can also drink glucose water, mung bean water, vitamin C content drinks to promote detoxification in the body.