D10AF51 - clindamycin + tretinoin (Dermatologicals | Anti-acne preparations for topical use | Antiinfectives for treatment of acne)
D10AF52 - erythromycin + tretinoin (Dermatologicals | Anti-acne preparations for topical use | Antiinfectives for treatment of acne)
L01XF01 - tretinoin (Antineoplastic and immunomodulating agents | Other antineoplastic agents | Retinoids for cancer treatment)