Can a tetanus shot be administered again?

Written by Li Chang Yue

General Surgery

Updated on November 17, 2024

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If a tetanus shot is administered within 24 to 48 hours after injury, it can effectively prevent tetanus. However, if the tetanus shot is given a week or more after the injury, the effectiveness and relevance of the booster are generally not ideal. In such cases, tetanus immunoglobulin can be used for comprehensive antibody therapy to treat and prevent tetanus. Therefore, when the body sustains external injuries or certain infectious foci, it is crucial to promptly administer a tetanus shot intramuscularly, ideally within 24 hours, to effectively stimulate the body to produce the corresponding antibodies for protection.

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Written by Xu Jun Hui

General Surgery

50sec

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Can I drink alcohol after getting a tetanus shot?

After receiving a tetanus shot, it is generally advised not to consume alcohol in the short term. Alcohol should particularly be avoided on the day of the injection. This is because tetanus shots typically involve tetanus antitoxin, to which many individuals might have an allergic reaction. A skin test is required before the injection, and those who test positive are prohibited from using it. Drinking alcohol after receiving the tetanus shot can affect the effectiveness of the vaccine and increase the risk of delayed allergic reactions, therefore, it is advised not to drink alcohol on the same day. Moreover, tetanus shots are usually administered for deep wounds or heavily contaminated injuries, and consuming alcohol can hinder the healing of the wound. Thus, it is recommended not to drink alcohol on the day of receiving a tetanus shot.

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Written by Zhang Peng

General Surgery

55sec

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How deep does a wound have to be to cause tetanus?

There is no specific rule about how deep a wound needs to be to develop tetanus. Generally, any relatively contaminated wound that is sharp and deep should receive a prompt tetanus injection, as tetanus is a strictly anaerobic bacterium. Generally, if a wound is particularly prone to forming a locally hypoxic environment, active immunization should be pursued. Usually, the following types of wounds should be given high attention: deep puncture wounds, bullet or shrapnel injuries, open fractures, or crush injuries. Burns, frostbites that require surgical intervention, and wounds that have not been treated in a timely manner after more than six hours should also be taken seriously. Attention should be heightened if there are foreign objects in the wound or a significant amount of necrotic tissue, especially if contaminated by surrounding dust or animal feces.

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Written by Liu Huan Huan

General Surgery

31sec

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Is tetanus an anaerobic bacterium?

Tetanus is a specific infection often associated with trauma. In addition to various traumas, it can also occur in parturient women and newborns under unsanitary conditions. The pathogen is Clostridium tetani, an obligate anaerobe that stains positive under Gram staining conditions. Normally present in the intestines of humans and animals, it is distributed in nature and common in soil. This type of bacteria has strong resistance to environmental conditions and can withstand boiling.

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Written by Li Jin Quan

General Surgery

39sec

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Does tetanus cause fever?

When a person is infected with tetanus, the early symptoms mainly include dizziness, headache, fatigue, decreased appetite, weak chewing, sore jaw muscles, some muscle tension, or some hyperactive reflexes. As the condition worsens, typical clinical manifestations occur, such as difficulty opening the mouth, a sardonic smile, opisthotonos or neck stiffness, muscle spasms, muscle rigidity, and in severe cases, respiratory weakness or respiratory arrest. Some patients may develop a fever after being infected with tetanus. Therefore, some tetanus patients do show symptoms of fever.

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Written by Tang Da Wei

General Surgery

40sec

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Will a lacerated wound lead to tetanus?

Tetanus is usually caused by an infection with Clostridium tetani. As Clostridium tetani are anaerobic bacteria, they proliferate extensively in an oxygen-free environment. If a wound is small and shallow, and completely open to air, it is generally not susceptible to tetanus infection. However, if the wound is deep and the external opening is small, creating an anaerobic condition inside, it is easy to contract tetanus. Therefore, it is generally recommended to administer a tetanus antitoxin following an injury, as an internal infection with tetanus can lead to very serious conditions, potentially resulting in death.