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Efavir 200 mg


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SKU 361
Generic For N/A
Generic Name Efavirenz
Manufacturer Cipla, India
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About the drug:

The main active ingredient is Efavirenz, Non-nucleoside Reverse Transcriptase Inhibitors, used actively against HIV or AIDS virus. This medicine is quite effective to reduce the discomfort and severity of AIDS and it is a very popular part of antiretroviral therapy.

Uses of the drug:

Efavirenz is an antiviral drug that prevents the human immunodeficiency virus or HIV from multiplying in your body. This medication is prescribed for the treatment of HIV which causes the acquired immunodeficiency syndrome or AIDS. Efavirenz is sold under various trade names. This medicine may also be prescribed for treatments not mentioned here.

Working of the drug:

Efavirenz directly attacks the multiplication mechanism of the virus. It binds and blocks reverse transcriptase enzyme of HIV and prevents the proper transcription of the viral DNA. It inhibits the HIV reverse transcriptase enzyme and thus reduces the amount of HIV in the body.


Efavir 200 mg tablet is manufactured by Cipla,India. You can buy Efavirenz 200 mg online at alldaychemist.com.

Dosage form and strengths:

This drug is available in the tablet form in the following strength on our website:

  • Efavirenz tablets 200 mg 
  • Efavirenz tablets 600 mg

Before you take this drug:

Do not take this drug if you:

Are allergic to this drug or any of the other ingredients of this medicine
Are breastfeeding or planning to breast feed

Tell your doctor if you:

  • Are pregnant and take all the medicine for HIV prescribed by the doctor, to prevent the spread of HIV to the unborn baby.
  • Have blood pressure kidney problems
  • Have serious liver problem
  • Have serious heart complaint
  • Have any mental problems
  • If you are using hormonal birth control methods, like pills


How much to take the drug?

The dosage may depend on a range of factors like age, sex, drug allergies, or seriousness of the condition among several other factors. Your dosage will be determined by your doctor after examining you properly. The usual dose is one 200/600 mg tablet once in a day, although the dose strength will depend upon the condition of the patient.

How to take the drug?

Swallow the tablet with one glass full of water. Do not break the tablet. Take the drug exactly as directed. Take the medicine on empty stomach, or as directed by your doctor. HIV is usually treated with a combination of drugs. Always take the prescribed drugs as directed by your doctor in combination with other HIV drugs. The drug comes with a warning card that lists the symptoms of allergic reactions. Read this card and carry if always with you. Store this medication in a cool and dry place. You can buy Efavir 200 online at alldaychemist.com.

Take the tablet at the same time each day, so as to avoid forgetting the dose. This should become a habit for you to take the tablet until the doctor tells you to stop the drug.

For how long to take it?

This drug controls the multiplication of HIV but does not cure the problem. Take the drugs as long as your doctor recommends you to take it. .


If you feel any alarming symptoms then immediately consult the doctor about this drug and its possible side effects of over dosage. If the situation worsens then visit the nearest healthcare center or call the emergency helpline number.

Miss dose:

In case you forget to take the dose, skip the dose and take the next dose on the recommended time period. Do not double up the dose for the missed one.

Side effects of the drug:

Efavirenz can lead to severe psychiatric problems such as severe depression, confusion, suicidal thoughts, aggression, extreme fear, hallucinations, or unusual behavior. Inform you doctor right away if you get any of these side effects while taking Efavirenz, even if you have had them before. Also, tell your doctor as soon as possible if you notice any of the following:

  • Diarrhea
  • Fat gain or loss
  • Muscle pain
  • Unexplained weight loss
  • Seizures
  • Headache
  • Joint pain
  • Vision changes 
  • Skin rashes, hives and itching
  • Tiredness

In such cases you must go for immediate medical help. Do not get alarmed by the list. You may /may not experience all of them. Tell your doctor immediately in the above situations.

Common drug interactions:

Ask your doctor to get the full list of the drugs needed to be avoided while taking the drug as they may interfere it and can worsen the situation. Your doctor is fully aware of the drug to be avoided. Also tell him about the herbal or OTC medicine that you are taking or you have been taking. Never start a new medicine without the information of doctor. You can get life threatening side effects if you take Efavirenz with Alfuzosin, Amiodarone, Lovastatin, Midazolam, Quinidine, Pimozide, Rifampin, Sildenafil, Simvastatin, St. John’s Wort, Triazolam, or an ergot medicine like Dihydroergotamine, Egonovine, Ergotamine,or Methyergonovine.


Things to remember:

  • You must use a proper barrier contraceptive method while taking Efavirenz and for at least 12 weeks following the end of you treatment
  • Discuss them with your doctor and clear all doubts which you may have about this drug
  • Store this medication in a cool and dry place
  • Never start a new medication without consulting your doctor first


Efavir 200 mg


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