A Study Evaluating the Pharmacokinetics, Efficacy, Safety and Tolerability of CABENUVA

At Day 1 all participants will initiate oral CAB 30 mg + RPV 25 mg once daily for at least 28 days during the Oral Phase. Participants will receive CAB LA 600 mg + RPV LA 900 mg IM injections at month 1 visit followed by CAB LA 400 mg + RPV LA 600 mg IM injections monthly at M2, M3, M4 and M5 visits. Then, starting at month 6 visit, participants will receive CAB LA 600 mg + RPV LA 900 mg IM injections every 2 months at M6, M8, M10 and M12.