HealthTap Online Primary Care Doctors Accepting New Patients
Book a video visit
HealthTap
Telehealth
A member asked:

Please tell me how long it takes for to become hiv positive after a sexual encounter?

A doctor has provided 1 answer
Dr. Tony Ho answered

Specializes in Internal Medicine

1 month: Modern elisa tests are good at about 1 month after exposure. Testing protocols recommend one more test at 3 months to be sure.

Answered 4/6/2013

5.2k views

Thank

Related Questions

A member asked:

Had unsafe oral sex with guy whose ONLY sexual encounter was unsafe vag sex with woman who tested negative after 5 months of exposure. Can i have HIV?

A doctor has provided 1 answer

A member asked:

Hello doctors. Is a 4th gen hiv test conclusive at 80 days? Im a male who had a very quick sexual encounter with a female friend Ive known for several years . I was inside of her for at least 5 seconds. Would you recommend testing at all ?

A doctor has provided 1 answer

A member asked:

How likely am I to get HIV from one sexual encounter where I'm the receptive anal party? The insertive partner wears a condom

A doctor has provided 1 answer

A member asked:

How common is HIV in the u.S.? I had a sexual encounter with a male and didn't realize the condom was broke until after sex.

A doctor has provided 1 answer

A member asked:

What is the likeliness of me contracting HIV after one unsafe sexual encounter with a man who I know nothing about? I currently feel very lethargic. I also have had HSV2 for years?

4 doctors weighed in across 2 answers

Sponsored Content
HealthTap Medical Group does not endorse products or services. Sponsored content revenues support our mission to make health information free and accessible to all.Learn more

People also searched for:

Positive HIV screener from blood donation, letter said most likely false positive. Followed up w/ HIV Screen 4th Generation wRfx and that was negative for the virus & antibodies. Do I need more testing? Donation was 1y after last sexual encounter?
Can i eliminate the fear of late hiv serconversion if i take 4th gen hiv test 130 days of my last exposure of my multiple sexual encounters? Or any infections that might cause less reliability or delay window period? should i test for Hep C?
Is 5 days post sexual encounter too soon for testing for syphilis and HIV?
I have herpes and Im the past have had chlamdyia and ghonnorhea. In one unprotected sexual encounter what are the numeric risks of hiv contraction?
I had a sexual encounter where the condom broke. I am scared of contracting HIV. What should I do?

Telemedicine

Primary Care
Manage Your Conditions
Women's Health
Children's Health
Men's Health
Senior Health
Wellness, Prevention & Lifestyle
Sexual Health
Mental & Behavioral Health
Travel Medicine
Urgent Care
Ask your question
Didn't find what you're looking for?

90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more.

Ask your question

More of what we treat

Allergies
Antibiotics
Asthma
High Blood Pressure
Prescriptions
Type 2 Diabetes
Content on HealthTap (including answers) should not be used for medical advice, diagnosis, or treatment, and interactions on HealthTap do not create a doctor-patient relationship. Never disregard or delay professional medical advice in person because of anything on HealthTap. Call your doctor or 911 if you think you may have a medical emergency.
HealthTap
HIPAA logo
HIPAASecure
Soc 2 Type 2 logo
SOC 2 Type 2Certified
JCAHO Accredited
JCAHOAccredited
Member App

Download HealthTap

Video visit and message your doctor

Member App QR Code
Play Store Member LinkApp Store Member Link

Questions?

+1 (888) 828-0841support@healthtap.com
LinkedInTwitter
HomeTermsPrivacyCookiesDMCAHealth TopicsDoctors DirectoryDoctor Q&A by Specialty
Copyright 2026 HealthTap, Inc.