Oral tetracycline antibioticDoxycycline
Works systemically against acne-associated inflammation and bacteria during a planned prescription course.
- Often discussed forModerate inflammatory acne with red, tender papules or pustules
- ReachFace, chest, back or several involved areas at once
- First reviewEarly change may appear in 2–4 weeks; fuller assessment often takes 6–12 weeks
- Usual roleShort bridge while non-antibiotic topical treatment becomes established



