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Tenvir-EM Tablet belongs to the class of antiretroviral drugs used in the treatment of HIV infection. This combination medicine work by inhibiting the reverse transcriptase enzyme production, which is necessary for the multiplication of the viruses. Common side effects include dizziness, headache, diarrhoea, nausea, vomiting, rashes, and feeling weak

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Written By Bayyarapu Mahesh Kumar , M Pharmacy
Reviewed By Santoshini Reddy G , M Pharmacy
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More about the Product

Composition :

EMTRICITABINE-200MG+TENOFOVIR DISOPROXIL FUMARATE-300MG

Manufacturer/Marketer :

Cipla Ltd

Consume Type :

Oral

Expires on or after :

Jan-27

Return Policy :

Not Returnable

About Tenvir-EM Tablet

Tenvir-EM Tablet is a prescription oral tablet used to treat human immunodeficiency virus type 1 (HIV-1) in combination with other antiretroviral medicines. It is also prescribed as Pre-Exposure Prophylaxis (PrEP) to reduce the risk of acquiring HIV-1 infection in individuals who are at high risk. By keeping the virus from multiplying, this medicine helps manage the infection and protects the immune system.

To achieve the best results, you must take Tenvir-EM Tablet consistently every single day, exactly as your doctor directs. You can take this tablet with or without food, making it easy to fit into your daily routine. Eating a balanced diet and staying physically active can support your overall immune system while you are on this medication.

While taking Tenvir-EM Tablet , some people may experience mild side effects like nausea, headache, or trouble sleeping. However, you should contact your healthcare provider immediately if you notice serious signs such as severe tiredness, deep breathing, or yellowing of your skin and eyes, which could indicate liver damage.

Do not take this if you have not been confirmed HIV-negative and are planning to use it for prevention, as this can make the virus harder to treat later. It is also important to talk to your doctor before starting this medicine if you have any history of kidney disease or bone thinning.

Before starting Tenvir-EM Tablet , your doctor may recommend blood tests to check for hepatitis B virus (HBV) and assess your kidney function. Because this medicine is also active against HBV, stopping treatment if you have undiagnosed chronic hepatitis B can cause a serious worsening of liver disease. These tests help your doctor determine whether this medicine is suitable for you. This medicine can interact with other drugs that affect your kidneys, so you should share a complete list of all your medications with your doctor. If you are pregnant, breastfeeding, or planning a family, talk to your doctor or pharmacist to understand how to safely use this medicine.

Uses of Tenvir-EM Tablet

Tenvir-EM Tablet is used in the treatment and prevention of HIV (human immunodeficiency virus) infection. The detailed uses of Tenvir-EM Tablet are as follows:

  • HIV-1 Infection Treatment: Works alongside other antiretroviral medications to control the virus, lower the viral load, and help the immune system recover.
  • HIV-1 Pre-Exposure Prophylaxis (PrEP): Helps prevent getting HIV-1 through sexual contact in individuals who are at high risk of exposure.

Key Benefits

Tenvir-EM Tablet helps treat HIV-1 infection and, when used as prescribed, can also help prevent HIV-1 infection in people at risk. The following are the benefits of this medication:

  • Helps reduce the amount of HIV-1 in the body to very low or undetectable levels.
  • Supports a healthy immune system and reduces the risk of HIV-related infections and complications.
  • Helps strengthen and protect the immune system by controlling HIV-1.
  • Reduces the risk of severe infections and HIV-related complications.
  • Provides highly effective protection against HIV-1 infection when taken consistently as pre-exposure prophylaxis (PrEP).
  • Supports long-term HIV management and proactive HIV prevention when used with recommended medical care.

Directions for Use

  • Tenvir-EM Tablet can be taken with or without food, or as advised by a doctor.
  • It is usually recommended to be taken once a day. However, follow your doctor's instructions regarding dosage and timing for optimal results.
  • Swallow Tenvir-EM Tablet as a whole with a glass of water.
  • Do not crush, chew, or break it.

How Tenvir-EM Tablet Works

Tenvir-EM Tablet is an antiretroviral medicine that contains two active components that work together to fight HIV. Emtricitabine: It is a nucleoside reverse transcriptase inhibitor (NRTI). It blocks the reverse transcriptase enzyme that HIV needs to make copies of itself, helping prevent the virus from multiplying. Tenofovir disoproxil fumarate: It is a nucleotide reverse transcriptase inhibitor (NtRTI). It also blocks the reverse transcriptase enzyme, stopping HIV from replicating and spreading in the body. It works together with emtricitabine to help control the infection, protect the immune system, and reduce the risk of HIV-related complications.
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Alcohol

Caution

It is not known whether Tenvir-EM Tablet interacts with alcohol. Please consult your doctor.

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Pregnancy

Caution

Please consult your doctor if you have any concerns regarding this, your doctor will prescribe only if the benefits outweigh the risks.

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Breast Feeding

Unsafe

Avoid breastfeeding while taking Tenvir-EM Tablet as it may pass into breastmilk.

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Driving

Caution

Tenvir-EM Tablet may cause dizziness. So, drive or operate machinery only if you are alert.

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Liver

Caution

Dose adjustment may be needed. Please consult your doctor before taking Tenvir-EM Tablet if you have a liver impairment or any concerns regarding this.

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Kidney

Caution

Dose adjustment may be needed. Please consult your doctor before taking Tenvir-EM Tablet if you have kidney impairment or any concerns regarding this.

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Children

Unsafe

Tenvir-EM Tablet is not recommended for children below 12years.

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Heart

Consult your doctor

Let your doctor know if you have any history of heart problems. Your doctor will weigh the benefits and potential risks before prescribing Tenvir-EM Tablet .

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Geriatrics

Caution

Tenvir-EM Tablet should be given with caution in elderly patients due to an increased risk of side effects. Please consult your doctor before using Tenvir-EM Tablet .

What if I have taken an overdose of Tenvir-EM Tablet

In case of an accidental overdose, seek immediate medical attention or call your local poison control centre right away.

Diet & Lifestyle Advise

  • Support bone health: Since this medicine can affect bone density, ensure your diet includes plenty of calcium and Vitamin D, or ask your doctor about appropriate supplements.
  • Protect your kidneys: Stay well-hydrated by drinking plenty of water daily to help your kidneys clear the medicine efficiently.
  • Practice safe sex: If using this medicine for prevention (PrEP), remember that it does not protect against other sexually transmitted infections (STIs). Combine it with consistent condom use and regular screening.
  • Maintain regular testing: Attend all scheduled appointments for blood tests to monitor your kidney function, liver health, HIV status, and viral load. If you are receiving HIV treatment, your doctor will also regularly monitor your CD4 cell count and viral load to assess how well the treatment is working and how your immune system is recovering.

Health Queries

I had unprotected sex once with my ex in 2013, but he withdrew before ejaculation. We broke up afterwards, and I have not had any sexual encounters since then. He got married in 2021 and recently told me that both he and his wife tested negative for sexually transmitted infections (STIs) during her pregnancy. I have never had any symptoms. Should I still be worried about having an STI or get tested?

Chandrakanta Jena

Chandrakanta Jena

Pharm D

The risk of having a sexually transmitted infection from a single episode of unprotected sex in 2013 is generally low, especially as you have had no sexual partners since then and have never experienced any symptoms. It is also reassuring that your ex and his wife tested negative for sexually transmitted infections during her pregnancy. However, some infections can remain silent for many years. If you have never been tested before, a one-time screening for common infections such as HIV, hepatitis B, hepatitis C, and syphilis can provide reassurance. Overall, after more than a decade without symptoms or any further sexual exposure, there is little reason to worry. If you are concerned, speak with your doctor about appropriate testing.

I tested negative for HIV 1 and 2 but have had high-risk sexual encounters. What other STI tests should I undergo, and what preventive medications, such as PrEP, or health supplements are recommended for me?

Veda Maddala

Veda Maddala

M Pharmacy

It is excellent that you tested negative for HIV. Since you have had high-risk encounters, you should be screened for other common STIs, including chlamydia, gonorrhea, syphilis, and hepatitis B and C. For ongoing protection, Pre-Exposure Prophylaxis (PrEP) using daily generic emtricitabine/tenofovir is highly recommended to prevent HIV. If you had a specific high-risk exposure in the last 72 hours, ask about Post-Exposure Prophylaxis (PEP). You might also discuss doxycycline post-exposure prophylaxis (doxy-PEP) for bacterial STIs. No health supplements prevent STIs; consistent condom use and vaccinations (like HPV and Hepatitis B) are your best defense. Please consult a healthcare provider to tailor these options safely.

If someone has had unprotected sex with multiple partners, how can they check whether they have HIV or not?

G.santoshini Reddy

G.santoshini Reddy

M Pharmacy (Pharmaceutics)

If someone has had unprotected sex with multiple partners, the only way to know if they have HIV is by getting tested. A doctor may recommend tests such as the HIV Antibody Test or the HIV Antigen/Antibody Test, which can detect infection after the window period. Testing is usually advised a few weeks after exposure and sometimes repeated after 3 months for confirmation. These tests are simple, confidential, and available at hospitals or diagnostic labs. Early testing helps in getting timely treatment and protecting both personal health and partners.

About 4 years ago, I had unprotected sex with an unknown woman. After 3 months, I got an HIV test and the result was negative. After 6 months, I got married, and my wife and I both tested HIV negative during her pregnancy, and we now have a healthy child. Is there still any chance that I could have HIV infection?

G.santoshini Reddy

G.santoshini Reddy

M Pharmacy (Pharmaceutics)

If you had unprotected sex 4 years ago and your HIV Test was negative after 3 months, and later both you and your wife again tested negative during pregnancy, the chances that you have HIV are extremely unlikely. HIV tests done after the window period (about 3 months) are considered reliable. Since multiple tests over the years have been negative and your child is healthy, there is no indication that you have HIV infection from that exposure. If you still feel worried, you can take another HIV test for reassurance, but based on the information you provided, the risk is very low.

Will Tenvir-EM Tablet stop HIV from entering our body?

Bayyarapu Mahesh Kumar

Bayyarapu Mahesh Kumar

M Pharmacy

Tenvir‑EM will not physically block HIV from entering the body. However, when taken consistently as part of Pre‑Exposure Prophylaxis (PrEP), it can significantly reduce the risk of contracting HIV in high‑risk individuals if used before potential exposure. For prevention or treatment, it is essential to follow your healthcare provider’s guidance, as recommendations may vary from person to person based on individual health factors.
health query

Have a query?

How Soon It Starts Working

The time required for Tenvir-EM Tablet to start to work: The time required for Tenvir-EM Tablet to show its action is unknown. The time for which the effects of Tenvir-EM Tablet last: The duration of action for Tenvir-EM Tablet is clinically unknown.

What if you forget to take Tenvir-EM Tablet

If you miss a dose, take it as soon as you remember. If it is almost time for your next scheduled dose, skip the missed dose and resume your regular dosing schedule. Do not take two doses at once to make up for a missed one.

Storage

•Store Tenvir-EM Tablet tablets at room temperature between 20°C to 25°C (68°F to 77°F).• Keep the tablets in their original bottle, and do not remove the small drying packet (desiccant) inside, as it protects the medicine from moisture.

Drug Warnings

  • Verify your HIV status: If you are taking Tenvir-EM Tablet for PrEP, get tested for HIV before starting treatment and at least every 3 months. Taking this medicine alone when you already have HIV can make the virus harder to treat.
  • Do not stop the medicine on your own: Do not stop taking Tenvir-EM Tablet without talking to your doctor. If you have hepatitis B, stopping the medicine suddenly can cause a serious worsening of your liver disease.
  • Get tested for hepatitis B: Your doctor may test you for hepatitis B before starting treatment. If you have a hepatitis B infection, follow your doctor's advice carefully and do not stop the medicine without medical guidance.
  • Be careful with kidney-affecting medicines: Talk to your doctor or pharmacist before taking pain relievers such as ibuprofen or naproxen, or other medicines that may affect your kidneys. Using them together may increase the risk of kidney problems.
  • Check the medicine before use: Make sure the bottle's protective seal is intact before opening it. Do not use the tablets if the seal is broken or missing.

Drug-Drug Interactions

verifiedApollotooltip
  • Kidney-damaging drugs (e.g., ibuprofen, ganciclovir, cidofovir): Taking this medicine with other drugs that affect kidney function, such as certain antivirals or high-dose NSAID pain relievers, can increase the risk of kidney problems.
  • Other HIV medications (e.g. ritonavir, darunavir): Avoid taking this medicine alongside other drugs containing the same active components to prevent accidental overdose or increased side effects.
No Drug - Drug interactions found in our data. We may lack specific data on this medicine and are actively working to update our database. Consult your doctor for personalized advice

Drug-Drug Interactions

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Drug-Food Interactions

verifiedApollotooltip

No clinically significant food or drink interactions are known with Tenvir-EM Tablet .

No Drug - Food interactions found in our database. Some may be unknown. Consult your doctor for what to avoid during medication.

Drug-Food Interactions

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All Substitutes & Brand Comparisons

Habit Forming

No

Therapeutic Class

[ANTIRETROVIRAL AGENTS]

FAQs

Tenvir-EM Tablet belongs to a group of antiretroviral medicines used to treat HIV infection. Tenvir-EM Tablet helps decrease the chance of developing AIDS (acquired immunodeficiency syndrome) and other HIV-related illnesses.
Tenvir-EM Tablet is a combination of two drugs: Emtricitabine and Tenofovir disoproxil fumarate. Tenvir-EM Tablet works by interfering with the working of nucleotide and nucleoside reverse transcriptase enzymes necessary for the reproduction of the virus. Together, Tenvir-EM Tablet helps in treating HIV infection.
Please do not stop taking Tenvir-EM Tablet without consulting your doctor, as it may reduce the effectiveness of anti-HIV therapy. Continue taking Tenvir-EM Tablet for as long as your doctor has prescribed it to treat your condition effectually. Do not be reluctant to speak with your doctor if you experience any difficulty taking Tenvir-EM Tablet .
Tenvir-EM Tablet might cause lactic acidosis (excess of lactic acid in the blood), a rare but severe side effect, especially in women who are obese and people with liver disease. Consult a doctor immediately if you experience stomach pain, vomiting, nausea, drowsiness, and deep rapid breathing while taking Tenvir-EM Tablet .
HIV negative patients can take Tenvir-EM Tablet to lower the chance of getting HIV infection if prescribed by the doctor. Before starting the treatment, you should have a negative HIV test and whilst taking Tenvir-EM Tablet regular HIV tests for at least every 3months is advised.
Tenvir-EM Tablet may cause bone problems such as soft bones, thin bones, and bone pain. A regular bone density test is advised while taking Tenvir-EM Tablet . For good bone health, take calcium and vitamin D supplements as told by the doctor.
Yes, you can take Tenvir-EM Tablet with or without food. Taking it at the same time every day is what matters most for its effectiveness. Talk to your doctor if you experience nausea when taking it on an empty stomach.
If you vomit within 1 hour of taking your tablet, you should take another dose. If you vomit more than 1 hour after taking it, you do not need to take another dose. Talk to your doctor or pharmacist if this happens frequently.
No, Tenvir-EM Tablet only helps prevent or treat HIV-1. It does not protect against other STIs like syphilis, chlamydia, or gonorrhoea. Talk to your doctor about comprehensive safe sex practices.
You should consult your healthcare provider to discuss the benefits and risks. Many pregnant individuals safely take this medication, but it is important to have a personalised clinical plan. Talk to your doctor for guidance.
It is critical to confirm you are HIV-negative before and during PrEP use. If you acquire HIV while taking only Tenvir-EM Tablet , the virus can become resistant to the medication, making future treatment more difficult. Talk to your doctor about your testing schedule.
There is no direct chemical interaction between alcohol and Tenvir-EM Tablet . However, heavy alcohol use can put extra stress on your liver and may make it harder to remember to take your dose on time. Talk to your doctor about your alcohol intake.
No, Tenvir-EM Tablet does not cure HIV-1 infection. It is a chronic treatment that controls the virus, reduces viral load, and helps you maintain a healthy immune system. Talk to your doctor about long-term management.

Disclaimer

While we strive to provide complete, accurate, and expert-reviewed content on our 'Platform', we make no warranties or representations and disclaim all responsibility and liability for the completeness, accuracy, or reliability of the aforementioned content. The content on our platform is for informative purposes only, and may not cover all clinical/non-clinical aspects. Reliance on any information and subsequent action or inaction is solely at the user's risk, and we do not assume any responsibility for the same. The content on the Platform should not be considered or used as a substitute for professional and qualified medical advice. Please consult your doctor for any query pertaining to medicines, tests and/or diseases, as we support, and do not replace the doctor-patient relationship.

Reference

  1. Electronic Medicines Compendium (EMC). Pil.9028 Patient Information Leaflet (PIL). Cheshire, UK: Datapharm; 2025. [Accessed on 02 Jun. 2026]Check here
  2. Drugs.com Clinical Review Team. Emtricitabine And Tenofovir Disoproxil Fumarate Clinical Drug Monograph. Auckland, NZ: Drugs.com; 2026. [Accessed on 02 Jun. 2026]Check here
  3. MedlinePlus. A612036 Patient Information Monograph. Bethesda, MD: U.S. National Library of Medicine (NLM); 2025. [Accessed on 02 Jun. 2026]Check here
  4. Tenofovir disoproxil fumarate+emtricitabine [EMC Label]. 2005. [Accessed on 10 Apr. 2019]Check here
  5. Emtricitabine and tenofovir disoproxil fumarate [Prescribing Information]. 2005. [Accessed on 10 Apr. 2019]Check here
  6. Tenofovir disoproxil fumarate [Prescribing Information]. 2012. [Accessed on 10 Apr. 2019]Check here
  7. Emtricitabine and tenofovir disoproxil fumarate [Prescribing Information]. 2024. [Accessed on 10 Mar. 2025]Check here

Country of origin

India

Manufacturer/Marketer address

Cipla House, Peninsula Business Park, Ganpatrao Kadam Marg, Lower Parel, Mumbai-400013
Other Info - TEN0046
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