Author Details
Written By
BDS
Reviewed By
MD (Pharmacology), MBBS
Last updated
05 Dec 2023 | 06:14 PM (IST)

We provide you with authentic, trustworthy and relevant information

Want to know more

Have issue with the content?

Report Problem

Efarenz 600 Tablet


Product introduction

Efarenz 600 Tablet belongs to a group of medicines called antiretrovirals. It is used to treat HIV (human immunodeficiency virus), the virus that can cause AIDS (acquired immunodeficiency syndrome). It helps to control HIV infection so your immune system can work better.

Efarenz 600 Tablet is used in the treatment of HIV infections

Uses of Efarenz Tablet

Benefits of Efarenz Tablet

In Treatment of HIV infection

Efarenz 600 Tablet decreases the amount of HIV in the body. It helps control the infection and makes the immune system work better. This ensures a long and healthy life. This drug is usually given in combination with other medicines. Avoid skipping doses and follow the doctor’s instructions carefully to get maximum benefits.

Side effects of Efarenz Tablet

Most side effects do not require any medical attention and disappear as your body adjusts to the medicine. Consult your doctor if they persist or if you’re worried about them

Common side effects of Efarenz

  • Headache
  • Nausea
  • Dizziness
  • Vomiting
  • Increased liver enzymes
  • Insomnia (difficulty in sleeping)
  • Sleepiness
  • Abnormal dreams
  • Anxiety
  • Itching
  • Difficulty in paying attention
  • Rash
  • Abdominal pain
  • Diarrhea
  • Depression
  • Fatigue
  • Pain
  • Decreased appetite

How to use Efarenz Tablet

Take this medicine in the dose and duration as advised by your doctor. Swallow it as a whole. Do not chew, crush or break it. Efarenz 600 Tablet is to be taken empty stomach.

Safety advice

Alcohol
CAUTION
Caution is advised when consuming alcohol with Efarenz 600 Tablet. Please consult your doctor.
Pregnancy
CONSULT YOUR DOCTOR
Efarenz 600 Tablet is unsafe to use during pregnancy as there is definite evidence of risk to the developing baby. However, the doctor may rarely prescribe it in some life-threatening situations if the benefits are more than the potential risks. Please consult your doctor.
Breast feeding
SAFE IF PRESCRIBED
Efarenz 600 Tablet is probably safe to use during breastfeeding. Limited human data suggests that the drug does not represent any significant risk to the baby.
Driving
UNSAFE
Efarenz 600 Tablet may decrease alertness, affect your vision or make you feel sleepy and dizzy. Do not drive if these symptoms occur.
Kidney
SAFE IF PRESCRIBED
Efarenz 600 Tablet is probably safe to use in patients with kidney disease. Limited data available suggests that dose adjustment of Efarenz 600 Tablet may not be needed in these patients. Please consult your doctor.
Liver
CAUTION
Efarenz 600 Tablet should be used with caution in patients with liver disease. Dose adjustment of Efarenz 600 Tablet may be needed. Please consult your doctor.
Use of Efarenz 600 Tablet is not recommended in patients with moderate and severe liver disease.

All substitutes

For informational purposes only. Consult a doctor before taking any medicines.
Efarenz 600 Tablet
₹72.17/Tablet
₹64.45/tablet
5% cheaper
Efferven 600mg Tablet
Sun Pharmaceutical Industries Ltd
₹39.27/tablet
42% cheaper
Efamat 600mg Tablet
Mylan Pharmaceuticals Pvt Ltd
₹66.33/tablet
2% cheaper
Efcure 600mg Tablet
Emcure Pharmaceuticals Ltd
₹79.42/tablet
17% costlier
Effahope 600mg Tablet
Macleods Pharmaceuticals Pvt Ltd
₹64.08/tablet
6% cheaper

Quick tips

  • Efarenz 600 Tablet is used in combination with other medicines for the treatment of HIV (human immunodeficiency virus).
  • Take it on an empty stomach, preferably at bedtime to reduce side effects.
  • Do not skip any doses and finish the full course of treatment even if you feel better.
  • You can also pass on HIV or HBV to others. Don't share needles or personal items that can have blood or body fluids on them.
  • Your doctor may check your liver function regularly. Inform your doctor if you notice yellowing of eyes or skin, dark urine, or stomach pain.
  • You might experience dizziness or abnormal dreams during initial days of treatment. Consult with a doctor if it bothers you or does not go away. 
  • Use a reliable method of contraception to prevent pregnancy while taking this medicine.

Fact Box

Chemical Class
Non-nucleoside analog
Habit Forming
No
Therapeutic Class
ANTI INFECTIVES
Action Class
Non-Nucleoside reverse transcriptase inhibitors (NNRTIs)

Patient concerns

arrow
hello, one of my frnd suffering with hiv infection from last 2yrs her cd4 is more than 470 and viral load is zero undetectable now she is using art medicines i have doubt that can we have to use art medicine in the whole life or can we stop it once we get viral load zero
Dr. Atula Gupta
Dermatology
You still need to be on ART even if the viral load is undetectable
i have unprotected sex with my friend. Can I take any drugs now to prevent any STD/HIV infection
Dr. Shyam Gupta
Obstetrics and Gynaecology
Hello PATIENT to 1mg. There is some medicine for prophylactic but you need to see physician for prescription and better you check HIV status of both partner
arrow

FAQs

What is Efarenz 600 Tablet? What is it used for?

Efarenz 600 Tablet belongs to a group of medicines called antiretrovirals. It is used to treat human immunodeficiency virus (HIV), which if not controlled can cause AIDS (acquired immunodeficiency syndrome). It helps to control HIV infection so your immune system can work better.

Is Efarenz 600 Tablet safe?

Efarenz 600 Tablet is safe if used in the dose and duration advised by your doctor. Take it exactly as directed and do not skip any dose. Follow your doctor's instructions carefully and let your doctor know if any of the side effects bother you.

How does Efarenz 600 Tablet work?

Efarenz 600 Tablet works by blocking the function of an enzyme, called reverse transcriptase, which is responsible for the HIV replication process. This helps to reduce the level of HIV in the blood.

Is Efarenz 600 Tablet effective?

Efarenz 600 Tablet is effective if used in the dose and duration advised by your doctor. Do not stop taking it even if you see improvement in your condition. If you stop using Efarenz 600 Tablet too early, the symptoms may return or worsen.

What if I forget to take a dose of Efarenz 600 Tablet?

If you forget a dose of Efarenz 600 Tablet, take it as soon as you remember. However, if it is almost time for your next dose, skip the missed dose and take the next scheduled dose in the prescribed time. Do not double the dose to make up for the missed one as this may increase the chances of developing side effects.

Is it safe to take Efarenz 600 Tablet in pregnancy?

No, Efarenz 600 Tablet is not safe to be taken in pregnancy. Some animal studies have shown that Efarenz 600 Tablet may cause birth defects if given to pregnant mothers. Therefore, it is advisable not to take Efarenz 600 Tablet if you are pregnant, planning to conceive or breastfeeding.

Want to share the information?

Disclaimer:

Tata 1mg's sole intention is to ensure that its consumers get information that is expert-reviewed, accurate and trustworthy. However, the information contained herein should NOT be used as a substitute for the advice of a qualified physician. The information provided here is for informational purposes only. This may not cover everything about particular health conditions, lab tests, medicines, all possible side effects, drug interactions, warnings, alerts, etc. Please consult your doctor and discuss all your queries related to any disease or medicine. We intend to support, not replace, the doctor-patient relationship.

References

  1. Flexner C. Antiretroviral Agents and Treatment of HIV Infection. In: Brunton LL, Chabner BA, Knollmann BC, editors. Goodman & Gilman’s: The Pharmacological Basis of Therapeutics. New York, New York: McGraw-Hill Medical; 2011. pp. 1643-644.
  2. Safrin S. Antiviral Agents. In: Katzung BG, Masters SB, Trevor AJ, editors. Basic and Clinical Pharmacology. 11th ed. New Delhi, India: Tata McGraw Hill Education Private Limited; 2009. pp. 861-62..
  3. Briggs GG, Freeman RK, editors. A Reference Guide to Fetal and Neonatal Risk: Drugs in Pregnancy and Lactation. 10th ed. Philadelphia, PA: Wolters Kluwer Health; 2015. pp. 455-56.
  4. Efavirenz. Uxbridge, Middlesex: Bristol-Myers Squibb House; 1999 [revised 27 Feb. 2019]. [Accessed 31 Mar. 2019] (online) Available from:External Link
  5. Efavirenz. South Ruislip, Middlesex: Aurobindo Pharma - Milpharm Ltd.; 2014 [revised 10 Dec. 2018]. [Accessed 25 Jan. 2019] (online) Available from:External Link
  6. Medscape. EFavirenz. [Accessed 31 Mar. 2019] (online) Available from:External Link
  7. Efavirenz. Princeton, New Jersey: Bristol-Myers Squibb Company; 1998 [revised Sep. 2011]. [Accessed 31 Mar. 2019] (online) Available from:External Link
  8. Central Drugs Standard Control Organisation (CDSCO). [Accessed 31 Mar. 2019] (online) Available from:External Link

Marketer details

Name: Johnlee Pharmaceuticals Pvt Ltd
Address: 42/44, Babu Genu Road, Shop No. 06, 2nd Floor, Om Shanti Co-op Housing Society, Kalbadevi Road, Mumbai-400002. (India)
Country of origin: India

MRP
2165.1
Inclusive of all taxes
30.0 tablets in 1 bottle
SOLD OUT
Notify me

INDIA’S LARGEST HEALTHCARE PLATFORM

260m+
Visitors
31m+
Orders Delivered
1800+
Cities
Get the link to download App
Reliable

All products displayed on Tata 1mg are procured from verified and licensed pharmacies. All labs listed on the platform are accredited

Secure

Tata 1mg uses Secure Sockets Layer (SSL) 128-bit encryption and is Payment Card Industry Data Security Standard (PCI DSS) compliant

Affordable

Find affordable medicine substitutes, save up to 50% on health products, up to 80% off on lab tests and free doctor consultations.

LegitScript approved
India's only LegitScript and ISO/ IEC 27001:2022 certified online healthcare platform

Know more about Tata 1mgdownArrow

Access medical and health information

Tata 1mg provides you with medical information which is curated, written and verified by experts, accurate and trustworthy. Our experts create high-quality content about medicines, diseases, lab investigations, Over-The-Counter (OTC) health products, Ayurvedic herbs/ingredients, and alternative remedies.

Order medicines online

Get free medicine home delivery in over 1800 cities across India. You can also order Ayurvedic, Homeopathic and other Over-The-Counter (OTC) health products. Your safety is our top priority. All products displayed on Tata 1mg are procured from verified and licensed pharmacies.

Book lab tests

Book any lab tests and preventive health packages from certified labs and get tested from the comfort of your home. Enjoy free home sample collection, view reports online and consult a doctor online for free.

Consult a doctor online

Got a health query? Consult doctors online from the comfort of your home for free. Chat privately with our registered medical specialists to connect directly with verified doctors. Your privacy is guaranteed.