Long-term smoking in hepatitis B patients mainly affects the liver and may lead to chronic hepatitis B, cirrhosis and liver cancer. Smoking also has an effect on hepatitis B patients, but the effect is not as great as drinking alcohol, which has a somewhat greater effect on hepatitis B. However, if a hepatitis B patient is sicker, plus smoking may cause hepatopulmonary syndrome, which leads to recurrent upper respiratory infections. Smoking is harmful to health. Long-term smoking mainly affects lung function and can lead to recurrent upper respiratory tract infections, lung infections, which can cause emphysema, pulmonary heart disease, and the development of lung cancer. Smoking can affect the cardiovascular system, which can lead to coronary heart disease, myocardial infarction and other serious consequences. In short, smoking is harmful to health, whether or not you have hepatitis B, you should quit smoking.