HIV antibody test can basically rule out the infection in 2~12 weeks, the specific window period is mainly closely related to the testing method.
HIV antibody test can be measured by test strips, a generation of test strips 12 weeks can be completely excluded, the second generation of test strips shortened to 6 weeks, the third generation of test strips shortened to 3 weeks, the fourth generation of test strips directly shortened to 2 weeks. At present, the domestic test paper determination, mainly through three measurements, respectively, in 2 weeks, 4 weeks, 12 weeks three measurements, after three measurements, basically can completely exclude infection.
After HIV infection, it takes a certain amount of time for the pathogen to replicate in the body, so basically about 12 weeks can completely rule out the corresponding viral infection.HIV is mainly through sexual contact, usually pay attention to avoid having unclean sex. If you are highly suspected of being infected, you need to do blocking treatment in time.
For more information about HIV, please consult a medical professional in person.