A member asked:

I was diagnosed as low risk. i took 4th gen test on the day i finished pep and on day 34 (together with nat). the results were non-reactive. the doctor asked me to test again at day 89 to confirm the case. my question is how reliable my prior tests?

A doctor has provided 1 answer

Dr. Birendra Tandan answered

If by a good lab then pretty relaible

Answered 8/5/2022

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Related Questions

A member asked:

Hello doc, after the last dose of PEP when is a 4th generation combo test conclusive? what is the window period after the last dose of PEP?

A doctor has provided 1 answer

A member asked:

HIV test help! Tested neg, 4 wks from last partner w/ 4th duo & VL Jan 24. On PEP Jan 31 for assault, 28 days. Doc wants me to start PREP Mar1. How long to wait to accurate test? Duo 4 wks? VL at 2? Can I transition or need to be off all meds first?

A doctor has provided 1 answer

A member asked:

HIV) The CDC states that the 4th Antigen and antibody test window period is 18-45 days and the NAT PCR test to be 14 - 33 days. If these tests are taken after the window periods, are they conclusive ? I am confused because some Doctors say 12 weeks?

A doctor has provided 1 answer

A member asked:

I had unprotected oral with transgender by giving her blowjob only she didnt do anything to me.when I brushed my teeth my gum bleed.I usually have bleeding gums doc did baseline test for me.he did not recommend pep I dontknow why?&hesaidlessrisk?

2 doctors weighed in across 2 answers

A member asked:

Hi My par tuner was raped on the 1st of this month, she has been on PEP, and has been told to do a HIV test after 30 days. After been on PEP can she still do the test and where can she have it done, are there any doctors specializing in Fourways?

A doctor has provided 1 answer

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Two further questions. Can PEP delay the results of 4th gen and NAT, especially after one month of exposure? One doctor said to me that the result of NAT after 45 days of exposure can confirm the result 100%. Please help clarify?

Dear doctor, does pep affect 4th genration test, i tested 106 days after last dose of pep, i just need to know that my result are conclusive or not because of pep?

Hello doctor, i take 4th generation duo cmia test at 4weeks(28days) and 6weeks(43days) results came negative, in the result accuracy? Im not take any pep.Should I take another test?

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HIV Testing Help & Accuracy?! How many days after completing PEP is the soonest for an accurate test? 4th gen at 4 weeks or 6 weeks? What about early NAT or RNA at 10 or 14 days? In meantime, I have not been sexually active. Thank you?

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