T. R. Challa, M. Kancharana, R. Gunupuram, R. Ejjada, H. Gunna, and D. Dora, “A 3% topical gel formulation of tenofovir disoproxil fumarate (TDF) for the treatment of human immunodeficiency virus (HIV) by experimental approach”, Curr. Issues Pharm. Med. Sci., vol. 39, no. 1, pp. 7–13, Mar. 2026, doi: 10.12923/cipms-2026-0002.