Dolutegravir 50 mg tablet is used for the treatment of HIV infection. This anti-HIV medicine reduces the multiplication of viruses in the body. The common side effects are insomnia, dizziness, muscle pain, diarrhea, fatigue, increased liver enzymes, and headache. Talk to your healthcare provider if you are planning for pregnancy and breastfeeding. Take the medicine preferably at the same time every day. Dosage should be taken as advised by the doctor.