Best Answer: It depends a lot on your immune system, your gender, and which STD we're talking about. Here's a short list: CHLAMYDIA-often asymptomatic for both genders. CYTOMEGALOVIRUS (CMV) - 85% of the general population has it, but nobody shows any symptoms until they're in real big trouble.GONORRHOEA-symptoms usually appear in 2-5 days, though some people are asymptomatic for up to a year.ere's a short list: CHLAMYDIA-often asymptomatic for both genders. CYTOMEGALOVIRUS (CMV) - 85% of the general population has it, but nobody shows any symptoms until they're in real big trouble. GONORRHOEA-symptoms usually appear in 2-5 days, though some people are asymptomatic for up to a year.
âI am on warfarin (Coumadin Â®). Can I donate blood?â No. A person on a blood thinner (anticoagulant), like warfarin, will not be accepted as a blood donor because of the risk of bleeding to him/her when the vein in the arm is entered with a big needle or venous catheter during the donation process.
Donating Blood If You Have Cancer. There isn't a simple 'yes' or 'no' answer to whether cancer patients can donate blood. Many people who have been treated for cancer are eligible to donate blood, provided they fall within certain guidelines and eligibility guidelines do vary among organizations.