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This application is a service of the Singapore Government.

Health Sciences Authority

Common Reasons for Postponing your Donation

If you have had:

  • Fever with a temperature of more than 37.5 (oral) or 38ºC (tympanic or ear):
    • Please wait for 3 weeks after recovery or treatment
  • Upper respiratory tract infections such as cold, flu, sore throat or any other symptoms of infection without fever:
    • Please wait for 1 week after recovery
  • Dental work e.g. scaling or filing:
    • Please wait for 1 day after dental work
  • Tooth extraction:
    • Please wait for 3 days after treatment (for wisdom tooth surgical extraction, please wait for 3 months)
  • Minor skin infection:
    • Please wait for 1 week after complete healing
  • Chickenpox, chikungunya, dengue or measles exposure but NO infection:
    • Please wait for 3 weeks
  • Close contact with hepatitis B:
    • Please wait for 12 months and after a full course of hepatitis B vaccination with satisfactory antibody response
  • Infectious diseases such as chickenpox, measles, chikungunya or dengue fever:
    • Please wait for 6 months after recovery 
  • Tattoos, ear/body piercing or acupuncture:
    • Please wait for 1 year (unless disposable needles were used) and inform the attending doctor/nurse
  • Blood transfusions:
    • Please wait for 1 year and inform the attending doctor/nurse