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After age 12, a tetanus booster shot usually is recommended every 10 years. Under special circumstances, however, a doctor may give the booster dose sooner. For example, a tetanus booster is usually given if you get a severe cut or puncture wound and it has been more than 5 years since your last tetanus shot.
Best Answer: It's recommended that you have a tetanus shot every ten years. However, if you have a possible exposure, they recommend that you get a shot if it's been 5 years or more since your last booster.o everyone should keep their tetanus up-to-date. Tetanus has a 30% fatality rate. If you are up-to-date with your tetanus shots, you need a booster after 5 years if you get a dirty, non-minor type wound.