Formulation and Evaluation of Herbal Anti-Acne Gel Containing Extracts of Tabernaemontana Divaricata and Psidium Guajava. Int J Ayu Pharm Res [Internet]. 2024 Dec. 20 [cited 2025 Dec. 28];12(11):23-8. Available from: https://www.ijapr.in/index.php/ijapr/article/view/3437