Precautions for Avoiding Water Exposure Post-Vaccination
Based on the available information, it can be concluded that after vaccination (including against tetanus), it is not recommended to wet the injection site for the next one to two days. This is because contact with water can cause irritation at the vaccination site and hinder the development of the expected immune response. Thus, bathing a few hours after vaccination may be undesirable if there is a risk of the injection site getting wet.Supporting citation(s):"Since the injection site should not be wetted for 1-2 days, it would be advisable to take a thorough hygienic bath before visiting the clinic (the evening prior). Actions after vaccination..." (source: link txt)