How long after getting vaccinated can you drink alcohol?

Generally, it is recommended to wait at least 3 to 7 days after vaccination before consuming alcohol, with the specific duration varying depending on the type of vaccine and individual health conditions. If any adverse reactions occur, medical attention should be sought promptly.

For inactivated vaccines such as influenza or hepatitis B vaccines, which elicit a relatively mild immune response, most people may consume a small amount of alcohol around 3 days after vaccination. However, if symptoms like low-grade fever or fatigue occur after vaccination, alcohol consumption should be delayed until at least 7 days post-vaccination, allowing full recovery. For live attenuated vaccines such as measles or varicella vaccines, which provoke a stronger immune activation, it is advisable to wait 5 to 7 days before drinking alcohol to avoid interference with the immune response.

Special populations—including individuals with underlying medical conditions such as liver disease or diabetes, as well as minors and elderly individuals—often have weaker metabolism and immune function. These groups should extend the interval before alcohol consumption after vaccination. Drinking alcohol may exacerbate existing health conditions or lead to more severe adverse reactions; therefore, it is recommended that these individuals avoid alcohol for at least one week after vaccination and consult their physician for personalized advice.

After vaccination, individuals should ensure adequate rest, maintain a light diet, and avoid strenuous exercise and spicy or irritating foods. If serious adverse effects such as rash or difficulty breathing occur after drinking alcohol, immediate medical care is required.