內服的或者外擦的西藥有很多種:
外用的:
Azelaic acid
Retinoid
Antibiotics (Topical antibiotics such as clindamycin, erythromycin, and metronidazole.)
Benzoyl peroxide
Sulfacetamide
Sulfur lotions
口服的主要是抗菌素類:
Doxycycline
Erythromycin
Minocycline
Tetracycline
還有這倆個用的不太多的抗菌素:
Azithromycin
Clarithromycin