Who Can't Donate Blood?

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Who can't donate blood?

The Most Common Reasons for not being able to give Blood

Temporary Reasons

  • Condition and Length of time before you can give blood
  • Not feeling well for any reason, until symptoms are over.
  • Cold, sore throat, respiratory infection, flu, until symptoms are over.
  • Difficulty of breathing, shortness of breath, asthma, no difficulty breathing on day           of donation.
  • Antibiotics, two days after treatment is over if taken for infection.
  • Blood transfusion, one year after receiving blood.
  • Full–term pregnancy, six weeks after delivery.
  • Abortion or miscarriage, six weeks if after the first trimester (12 weeks).
  • Surgery, serious injury, when healing is completed.
  • Dental work, seventy–two hours after root canal or after extraction of tooth.
  • Sexually transmitted disease: Venereal disease, chlamydia, genital herpes, syphilis,          gonorrhea.
  • Have had sex with a male or female prostitute within the past twelve months..
  • Open–heart surgery, three years after surgery.
  • Measles, mumps, chicken pox, three weeks from day of exposure.
  • Tuberculosis (T.B.), two years after completion of treatment.
  • Aspirin.
  • Sniffed cocaine or any other restricted drugs within last 12 months.
  • A woman who is menstruating, (safer to donate a week after it).


  • Permanent Reasons
  • Please do not give blood if you
  • Have used narcotic drugs by intravenous route (injecting directly in the vein), even         once.
  • If you are suffering from conditions like hemophilia or any other blood disorder.
  • Had a positive antibody test for HIV (aids virus).
  • If you are a commercial sex worker.
  • Have had hepatitis any time after your eleventh birthday.
  • Have had cancer.
  • Have multiple sclerosis.
  • If ever had myocardial infarction, coronary artery bypass surgery.
  • Have had a stroke.
  • Have had Chagas disease.