Duovir-E Kit Tablet is a combination of three different antiretroviral medications, Lamivudine, Zidovudine, and Efavirenz, used for the treatment of HIV infection. This kit contains a 30-day supply of these three medications, making it convenient for patients to manage their treatment regimen. The combination of these drugs helps to suppress the replication of the HIV virus and reduce the viral load in the body.