Dolutegravir, sold under the brand name Tivicay, is an antiretroviral medication used, together with other medication, to treat HIV/AIDS. It may also be used, as part of post exposure prophylaxis, to prevent HIV infection following potential exposure. It is taken by mouth. Common side effects include trouble sleeping, feeling tired, diarrhea, high blood sugar, and headache. Severe side effects may include allergic reactions and liver problems. From Wikipedia