Can I drink alcohol after getting a tetanus shot?

Written by Ai Bing Quan
General Surgery
Updated on May 18, 2025
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After receiving a tetanus shot, it is not allowed to drink alcohol. Alternatively put, if you drink alcohol, you should not get a tetanus shot. At the same time, one should avoid consuming spicy, stimulating foods, and foods that are likely to cause allergies, to prevent allergic reactions and local wound fever. Tetanus shots are primarily used for injuries, therefore, patients with injuries should not consume the aforementioned substances and are advised to eat foods high in protein and vitamins to promote wound healing. Moreover, it is also necessary to enhance local dressing changes. A tetanus shot is solely used to prevent infections caused by tetanus; only through thorough wound cleaning and improving the anaerobic environment can the presence of tetanus be potentially eliminated.

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Written by Xu Jun Hui
General Surgery
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How many tetanus shots are administered?

A tetanus shot is sufficient; tetanus treatment can be divided into tetanus toxoid, which requires a skin test, and tetanus immunoglobulin, which does not require a skin test. The tetanus bacillus is commonly found in anaerobic wounds and heavily contaminated wounds, such as those contaminated with soil and rust etc., which can lead to colonization of tetanus bacilli on human mucous membranes and invasion of the body, producing toxins that affect the jaw muscles and respiratory muscles, causing difficulty in breathing and, in severe cases, endangering life. Therefore, for patients who need antitetanus treatment, it is imperative to undergo such treatment, generally with just one injection.

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Written by Zhang Peng
General Surgery
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How long does tetanus antibody last?

The duration of tetanus antibodies varies under two scenarios. The first is passive immunity, which is achieved through injections such as tetanus antitoxin or tetanus immunoglobulin. The duration of immunity provided by these injections is relatively short. Typically, tetanus antitoxin lasts about four days, while tetanus immunoglobulin can last up to three weeks. After this period, the levels of antibodies gradually decrease, and the body may no longer be protected. Therefore, a single application of tetanus antitoxin or immunoglobulin does not provide long-lasting immunity. The second scenario involves antibodies produced by active immunity, generally through the injection of a vaccine made from attenuated tetanus bacilli. Antibodies usually start to develop about ten days after vaccination, with levels gradually increasing over two to three months and remaining high. This type of immunity lasts up to about ten years, but it is not lifelong. Regular boosters, guided by relevant tests, are required to maintain immunity.

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Written by Xu Jun Hui
General Surgery
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Can I eat tomatoes after a tetanus shot?

You can eat tomatoes after receiving a tetanus shot. There are two types of tetanus injections: tetanus toxoid, which requires a skin test, and tetanus immunoglobulin, which does not require a skin test. If you are to receive the tetanus toxoid, it is essential to perform a skin test beforehand. If an allergy is present, its use is prohibited. Furthermore, it is advised to abstain from alcohol before getting a tetanus shot to avoid any skin redness caused by drinking, which can affect the outcome of the skin test, leading to a failure in the indication for the tetanus injection. There are no contraindications regarding eating tomatoes after a tetanus shot. It is generally recommended to get the tetanus shot within 24 hours after injury.

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Written by Ai Bing Quan
General Surgery
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Is tetanus painful?

Tetanus is a specific infectious disease in surgery, caused by the exotoxin of Clostridium tetani. Tetanus infection can lead to rigid muscle spasms, which is a disease with a high mortality rate. Although its treatment is difficult, the prevention is effective, so tetanus infections can be avoided by vaccinating with the tetanus vaccine. The tetanus shot includes human tetanus immunoglobulin and tetanus antitoxin serum. The injection of human tetanus immunoglobulin is administered via muscle and is not very painful, generally tolerable. The injection of tetanus antitoxin serum, being a foreign protein to the body, requires an initial sensitivity test. The pain is evident, as the sensitivity test involves a skin prick.

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Written by Zhang Da Wei
General Surgery
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How long does a tetanus shot last?

The duration of effectiveness for a tetanus shot depends on the specific type of injection used, as different injections vary in their duration of protection. Generally, the protection lasts about two to three days. In cases of infection, it is usually necessary to administer the vaccine within 24 hours. Under these circumstances, a period of about two to three days can be used to clean the wound, thereby achieving the best preventive effect. Additionally, there are other vaccines that are ten to twenty times more effective than this type of vaccine, with a typical prevention time ranging up to 15 days or even about a month. Of course, after receiving the tetanus vaccine, it is important to monitor for any allergic reactions, as different injections may vary in their degree of allergenicity, and individual reactions can differ based on personal health conditions.