Atazor-R 300mg/100mg Tablet is a combination of antiretrovirals medicines. It is prescribed to treat HIV (human immunodeficiency virus) infection. It boosts up the immunity to fight against HIV to manage or treat AIDS (acquired immunodeficiency syndrome). Atazor-R 300mg/100mg Tablet restricts the growth of HIV in the body and reduces the risk of getting HIV-related complications to improve the lifespan of an individual. The medicine should be taken with food. Taking these medicines regularly at the same time increases their effectiveness. A dose of this medicine should not be missed as it can affect your recovery. It is important to complete the full course of the treatment until your doctor advises you to stop it. Sudden discontinuation of the treatment may affect the potency of the medicine.Common side effects of this medicine are headache, nausea, vomiting, diarrhea, stomach pain, taste change, skin rash, tingling and numbness of feet and hand, etc. These side effects are generally temporary, but if they persist or become serious inform your doctor. This medicine can also make you feel dizzy or sleepy, so it is advised to avoid driving. Drinking plenty of fluid can help you to cope up with this side effect, so stay hydrated.Before starting with the treatment, you should consult your doctor if you are pregnant or breastfeeding, or have any health condition. Your doctor may suggest regular laboratory tests to check your blood counts, kidney and liver functions, and other health conditions. If you are HIV positive, you should not breastfeed or share personal belongings like razors or toothbrushes. Consult your doctor to know about safe sex methods in order to prevent transmission of HIV during intercourse.