Acne Vulgaris/Rosacea
Definition:Acne vulgaris: The common form of acne seen most often in teenagers or young adults, acne vulgaris is the result of overactive oil glands that become plugged, red, and inflamed.
Comments on Treatment
Tetracycline may stain teeth
Doxycycline cause photosensibility
Presentation and Treatment
Acne Vulgaris
comedonal acne, no inflammation
Usual microorganisms:
Excessive sebum production and gland obstruction. No propionobacterium acnes
Suggested therapy:
Primary :
tretinoin cream (0.025% or 0.05%) qd
tretinoin gel (0.01 or 0.025%) qd
Alternative :
topical adapalene 0.1% cream qd
topical azelaic acid 20% cream qd
mild inflammation, small papules or pustules
Usual microorganisms:
propionobacterium acnes (proliferation, desquamation)
Suggested therapy:
Primary :
topical (erythromycin + benzoyl peroxide) bid
Alternative :
topical (clindamycin 1% + benzoyl peroxide 5%) bid
inflammatory acne: common papules and pustules
Usual microorganisms: propionobacterium acnes (progression of infection)
Suggested therapy:
Primary :
topical (erythromycin + benzoyl peroxide) bid ± oral Rx
Alternative : Oral drugs
doxycycline 100 mg PO bid or
minocycline 50 mg PO bid or
erythromycin 250-500 mg PO q6h or
tetracycline 250-500 mg PO q6h or
TMP-SMX 1 DS tablet PO bid or
clindamycin 150-450 mg PO q6h or
Acne Rosacea
Usual microorganisms:
skin mite? (demodex follicurolum)
Suggested therapy:
Primary :
metronidazole topical 1% cream
Alternative :
doxycycline 100 mg PO bid
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Last Revised on the 11th of July 2002
