What is the effect of Truvada on COVID 19?

Truvada is a prescription medication that contains two different medicines: emtricitabine and tenofovir disoproxil fumarate. It is used to treat HIV infection in adults and children in combination with other HIV medicines. It is also used for pre-exposure prophylaxis along with safer sex practices. It is one of the medications that are being studied for efficacy against Covid -19 infection.