Choosing daily oral PrEP
Daily F/TDF and F/TAF are different formulations of emtricitabine/tenofovir. CDC uses F/TDF for sexual or injection-related risk; Descovy F/TAF excludes receptive vaginal exposure. Kidney thresholds and safety monitoring differ. Before starting, complete HIV assessment, kidney testing and hepatitis B screening; F/TAF also involves lipid assessment. Oral PrEP is connected to HIV testing at least every three months, with kidney follow-up based on risk. A person with hepatitis B needs a stopping plan to prevent a hepatitis flare. Ask about time to protection for the actual exposure and what to do if doses or refills are missed. Do not substitute an off-label event-driven schedule without a specific clinician plan.
HIV PrEP evaluation and prevention care
PrEP is medication for people without HIV who want to reduce their chance of acquiring it. A prevention visit helps choose a product that fits exposure, kidney health, other medicines and daily life. Options include daily oral emtricitabine/tenofovir and long-acting injections. The products have different eligibility and follow-up requirements. PrEP does not replace testing for other STIs, condoms when useful, or pregnancy prevention.
How HIV PrEP evaluation and prevention care works
PrEP medicines act before infection becomes established. They work only when enough drug is present for the relevant exposure. Starting, stopping, missed doses and switching therefore need an agreed plan. Recent HIV exposure calls for a PEP assessment, because PrEP is not the emergency treatment course used after an exposure.
Eligibility: HIV PrEP evaluation and prevention care
PrEP can be discussed with anyone who requests it, without having to disclose a particular identity or partner history. For oral PrEP, the indicated adult/adolescent weight threshold is 35 kg. Daily F/TDF, including generic Truvada, is used for sexual or injection-related risk in CDC guidance. Descovy, F/TAF, is for sexual risk excluding receptive vaginal sex; that limitation concerns the exposure, not simply someone’s gender identity. Injectable Apretude and Yeztugo are approved for sexual HIV prevention. Each requires confirmed HIV-negative status.
What to expect: HIV PrEP evaluation and prevention care
Review exposure and current protection
Discuss sexual and injection exposures, prior PrEP/PEP, recent missed doses and symptoms. If a potential HIV exposure was within 72 hours, get urgent PEP advice before a routine prevention appointment.
Select tests and a suitable product
Oral PrEP requires kidney assessment and hepatitis B screening. CDC uses estimated creatinine clearance above 60 mL/min for F/TDF initiation and at least 30 mL/min for F/TAF. Descovy also involves lipid and weight monitoring. Injectables have their own HIV testing and interaction checks.
Write the start or switch plan
Agree on the first dose, when protection is expected for your exposure and what to use during a transition. An optional Apretude oral lead-in differs from Yeztugo’s required initiation tablets. Do not transfer one product’s schedule to another.
Arrange follow-up and access
Oral prescriptions are connected to HIV testing at least every three months. Injection follow-up uses the relevant product calendar. Build in STI screening, refills, symptom contact and a backup plan for travel or coverage problems.
Preparing for your appointment
Bring medication and supplement lists, kidney and hepatitis B records, recent HIV tests and dates of prior prevention doses. Ask how results will be reviewed, how long a refill lasts and where injections are administered. Testing may still be needed even if you recently tested elsewhere, because the date, assay and intervening exposures matter. A negative home oral-fluid test alone may be inadequate when recent infection is a concern.
Risks and when to seek help
Both oral formulations carry warnings about resistance during undetected HIV and hepatitis B worsening after stopping in someone with HBV. Hepatitis B does not automatically rule out oral PrEP, but stopping requires coordinated monitoring or treatment. F/TDF can affect kidney function and bone health. Report new symptoms or intolerance rather than abandoning protection without a plan. Your clinician reviews pregnancy and breastfeeding separately for the chosen product.
Follow-up and treatment review
Follow-up assesses HIV status, adherence, exposure, side effects and ongoing preferences. Kidney testing occurs at intervals based on age, baseline function and other risks, with at least annual monitoring for oral PrEP. A missed dose does not have one universal answer across pills and injections. Contact the team if exposure occurred during an interruption, and do not wait for a later HIV test when PEP may still be timely.
Appointments, costs and coverage
Compare total care costs: medication, visits, labs and injection administration. Ask about the exact plan and formulation, authorization, pharmacy and assistance eligibility. Some assistance pays for medication but not all visit or testing costs. Confirm the exact plan terms, medication supply and administration charges with the service. Request a product-specific access assessment and keep the current prevention plan while it is arranged.
Questions about your care
Can I start oral PrEP the same day?
A clinician may consider a rapid oral PrEP start after the required HIV assessment and product-specific safety review. A negative oral-fluid self-test or a booked appointment does not by itself exclude acute HIV or establish eligibility. Recent exposure within 72 hours may require PEP instead. Kidney function, hepatitis B, exposure route and the exact formulation affect the plan; do not start borrowed pills or stop current prevention on your own.
What is the difference between Truvada, generic F/TDF, and Descovy? What tests do I need before oral PrEP? How often do I return while taking oral PrEP? Can I change from oral PrEP to an injection?
PrEP is medication for people without HIV who want to reduce their chance of acquiring it. A prevention visit helps choose a product that fits exposure, kidney health, other medicines and daily life. Options include daily oral emtricitabine/tenofovir and long-acting injections. The products have different eligibility and follow-up requirements. PrEP does not replace testing for other STIs, condoms when useful, or pregnancy prevention.
PrEP medicines act before infection becomes established. They work only when enough drug is present for the relevant exposure. Starting, stopping, missed doses and switching therefore need an agreed plan. Recent HIV exposure calls for a PEP assessment, because PrEP is not the emergency treatment course used after an exposure.
PrEP can be discussed with anyone who requests it, without having to disclose a particular identity or partner history. For oral PrEP, the indicated adult/adolescent weight threshold is 35 kg. Daily F/TDF, including generic Truvada, is used for sexual or injection-related risk in CDC guidance. Descovy, F/TAF, is for sexual risk excluding receptive vaginal sex; that limitation concerns the exposure, not simply someone’s gender identity. Injectable Apretude and Yeztugo are approved for sexual HIV prevention. Each requires confirmed HIV-negative status.
Discuss sexual and injection exposures, prior PrEP/PEP, recent missed doses and symptoms. If a potential HIV exposure was within 72 hours, get urgent PEP advice before a routine prevention appointment.
Oral PrEP requires kidney assessment and hepatitis B screening. CDC uses estimated creatinine clearance above 60 mL/min for F/TDF initiation and at least 30 mL/min for F/TAF. Descovy also involves lipid and weight monitoring. Injectables have their own HIV testing and interaction checks.
Agree on the first dose, when protection is expected for your exposure and what to use during a transition. An optional Apretude oral lead-in differs from Yeztugo’s required initiation tablets. Do not transfer one product’s schedule to another.
Oral prescriptions are connected to HIV testing at least every three months. Injection follow-up uses the relevant product calendar. Build in STI screening, refills, symptom contact and a backup plan for travel or coverage problems.
Follow-up assesses HIV status, adherence, exposure, side effects and ongoing preferences. Kidney testing occurs at intervals based on age, baseline function and other risks, with at least annual monitoring for oral PrEP. A missed dose does not have one universal answer across pills and injections. Contact the team if exposure occurred during an interruption, and do not wait for a later HIV test when PEP may still be timely.
How long before oral PrEP protects me?
CDC describes maximum protective drug levels after about seven days of daily oral PrEP for receptive anal sex and up to about 21 days for receptive vaginal sex and injection-drug exposure. Data are insufficient to assign the same onset for insertive sex. These are not an individual guarantee. Injections have their own initiation requirements and no universal immediate-protection promise; agree on additional prevention during a start or switch.
What is 2-1-1 PrEP?
2-1-1 is an event-driven F/TDF approach. It is off-label and is not a CDC-recommended PrEP regimen, although some clinicians prescribe it for selected adult men who have sex with men. It is not a general schedule for adolescents, receptive vaginal exposure, Descovy or injections. Active hepatitis B and difficulty following a complex schedule can make it inappropriate. Obtain an individual plan rather than starting from an online dosing diagram.
Does insurance cover oral PrEP?
Have your insurance card ready when booking. Share member details through the clinic’s confirmed secure intake process. Check with the clinic and your insurer that the exact plan covers the clinician and requested service. Ask about visit charges, any separately billed tests or medicines, and any referral or authorization requirement. Coverage and your copay or deductible depend on the plan; request a written estimate if paying yourself.
What is Descovy used for, and how does it work?
Descovy combines emtricitabine and tenofovir alafenamide, which block HIV reverse transcriptase. Its PrEP indication is for HIV-negative adults and adolescents weighing at least 35 kg at risk through sex. It excludes receptive vaginal sex because effectiveness has not been evaluated for that exposure. The restriction concerns the exposure route, not simply gender. It can also be part of HIV treatment with other antiretrovirals under separate age, weight and regimen requirements. Descovy alone is not a complete treatment regimen. HIV testing, kidney assessment and hepatitis B review are part of choosing and monitoring it.
How long do Descovy side effects last?
There is no fixed duration for every side effect or person. Diarrhea was the most common reported adverse reaction in the adult PrEP trial. Nausea was common in HIV-treatment trials. Ask the prescriber about persistent or worsening symptoms and whether they may have another cause. Kidney problems and other serious reactions need assessment rather than waiting for a supposed adjustment period. Seek urgent care for a severe allergic reaction. Do not stop or alter prevention without a plan. Stopping a tenofovir-containing product in someone with hepatitis B can worsen hepatitis and needs clinician monitoring.
Can Descovy be used for HIV PEP?
Descovy alone is not a complete PEP regimen. CDC’s 2025 guidance includes dolutegravir plus tenofovir alafenamide or tenofovir disoproxil fumarate plus emtricitabine or lamivudine among preferred regimens for most adults and adolescents. A clinician may therefore use the emtricitabine/tenofovir alafenamide combination with another required drug when suitable. PEP use is off-label and differs from daily PrEP. Seek assessment promptly, ideally within 24 hours and no later than 72 hours after a qualifying exposure. The prescribed course lasts 28 days. Do not self-start leftover Descovy or wait for a routine PrEP appointment.
How long does daily Descovy take to become effective as PrEP?
CDC describes oral PrEP reaching maximum drug levels associated with protection for receptive anal sex after about seven days of daily use. This is not a guarantee that an individual exposure is covered, and there are no established onset data for insertive anal or vaginal sex. Descovy is not indicated for receptive vaginal exposure. A timing estimate for another oral product does not remove that restriction. Ask your prescriber for the start plan and protection needed during the transition. A qualifying recent exposure within 72 hours needs PEP assessment. Starting ordinary PrEP afterward is not a substitute.
How should Descovy be taken for PrEP?
The labeled PrEP regimen for eligible adults and adolescents weighing at least 35 kg is one 200 mg/25 mg tablet daily, with or without food. Complete the required HIV assessment before starting and keep repeat HIV testing and kidney/hepatitis B care. Follow the prescription and ask the clinician or pharmacist what to do about a missed dose. Do not replace daily Descovy with a borrowed “2-1-1” schedule: that off-label approach concerns F/TDF, a different formulation. Descovy’s PrEP indication excludes receptive vaginal sex. Do not change or stop it without the prescribing clinician’s plan, especially with hepatitis B.
How can I get a Descovy prescription for PrEP?
Ask a PrEP clinician to assess HIV status, exposure routes and whether Descovy fits your prevention needs. Descovy’s PrEP label excludes receptive vaginal sex. Bring recent test results, medicines, kidney and hepatitis B history, and tell the clinician about possible recent exposure or acute-HIV symptoms. HIV assessment must precede prescribing. Additional testing may be needed after an early negative result. Confirm the prescription, dispensing pharmacy, personal coverage and follow-up tests before assuming access is arranged. A qualifying exposure within 72 hours needs urgent PEP assessment rather than waiting for a routine prescription. FDA approval does not establish stock or prescribing availability at a particular Nao location.
Medical sources
- CDC clinical guidance for PrEP
- Descovy US prescribing information
- Truvada US prescribing information
- Yeztugo US prescribing information
- CDC injectable lenacapavir PrEP recommendation
- Apretude US prescribing and patient information
- CDC PEP clinical guidance
- CDC HIV testing
- Gilead investigational once-yearly lenacapavir status
- Gilead weekly oral lenacapavir application status
- Cabenuva US prescribing and patient information
- CDC 2025 nonoccupational HIV PEP recommendations
- DailyMed: DESCOVY drug label
Compare HIV PrEP choices · Daily and injectable options · LGBTQ+ visit planning · Costs and coverage
Find a clinic for oral PrEP care
Bronx
174th Street
932 E 174th St, Bronx, NY 10460
Book the oral PrEP route to confirm evaluation, HIV testing, and current appointment availability at this clinic. Medication starts only after the required clinical assessment.
Queens
Astoria
37-15 23rd Ave, Astoria, NY 11105
Book the oral PrEP route to confirm evaluation, HIV testing, and current appointment availability at this clinic. Medication starts only after the required clinical assessment.
Bronx
Bartow Mall
2063A Bartow Ave, Bronx, NY 10475
Book the oral PrEP route to confirm evaluation, HIV testing, and current appointment availability at this clinic. Medication starts only after the required clinical assessment.
Brooklyn
Crown Heights
341 Eastern Pkwy, Brooklyn, NY 11216
Book the oral PrEP route to confirm evaluation, HIV testing, and current appointment availability at this clinic. Medication starts only after the required clinical assessment.
Long Island
Hicksville
232 W Old Country Rd, Hicksville, NY 11801
Book the oral PrEP route to confirm evaluation, HIV testing, and current appointment availability at this clinic. Medication starts only after the required clinical assessment.
Queens
Jackson Heights
80-10 Northern Blvd, Jackson Heights, NY 11372
Book the oral PrEP route to confirm evaluation, HIV testing, and current appointment availability at this clinic. Medication starts only after the required clinical assessment.
Queens
Jamaica
90-18 Sutphin Blvd, Jamaica, NY 11435
Book the oral PrEP route to confirm evaluation, HIV testing, and current appointment availability at this clinic. Medication starts only after the required clinical assessment.
Queens
Long Island City
30-07 36th Ave, Astoria, NY 11106
Book the oral PrEP route to confirm evaluation, HIV testing, and current appointment availability at this clinic. Medication starts only after the required clinical assessment.
Long Island
Mineola
135 Mineola Blvd, Mineola, NY 11501
Book the oral PrEP route to confirm evaluation, HIV testing, and current appointment availability at this clinic. Medication starts only after the required clinical assessment.
Manhattan
StuyTown
259 1st Ave, New York, NY 10003
Book the oral PrEP route to confirm evaluation, HIV testing, and current appointment availability at this clinic. Medication starts only after the required clinical assessment.
Brooklyn
Williamsburg
308 Graham Ave, Brooklyn, NY 11211
Book the oral PrEP route to confirm evaluation, HIV testing, and current appointment availability at this clinic. Medication starts only after the required clinical assessment.
| Care option | Typical schedule | What to consider |
|---|---|---|
| Oral PrEP | One pill each day for standard daily PrEP | Flexible and widely used; adherence and laboratory follow-up matter |
| Apretude | Gluteal injection monthly for the first two doses, then every two months | No daily pill; requires regular injection visits |
| Yeztugo | Two subcutaneous injections every six months after starter dosing | Longest interval; approved for sexual HIV prevention |
- CDC clinical guidance for PrEP
- CDC information about preventing HIV with PrEP
- FDA Truvada prescribing information
- New York State PrEP clinical guideline
- NYC Health PrEP guidance
Updated August 1, 2026. This information is not a substitute for an individual medical evaluation. A licensed clinician determines medication eligibility, testing, dosing, and follow-up. Contact Nao Medical with a question or correction.
Book an oral PrEP evaluation
Arrange an evaluation to discuss suitable care, preparation and follow-up with a clinician.
Book an oral PrEP evaluationContent was updated August 1, 2026 from the sources cited on the information here. Medical guidance, prescribing information, medication availability, and insurance rules can change. A licensed clinician must confirm current information and determine each patient's eligibility, testing, treatment, administration setting, and follow-up. Call 911 for a medical emergency. Contact Nao Medical with a question or correction.