Passmed Dermatology - Pharmacological Managements Flashcards
Acne vulgaris
1st - topical retinoids/benzoyl peroxide
2nd - topical tetracycline
3rd - oral tetracycline or erythromycin if pregnant/BFing. COCP/Dianette also an alternative (max 3 months)
4th - oral isotretinoin
Actinic keratoses
Topical fluorouracil, 2-3 weeks, with topical hydrocortisone
Alopecia areata
Topical/intralesional steroids
Sedating vs Non-sedating antihistamines?
Sedating - chlorpheniramine
Non-sedating - loratidine, cetirizine (more drowsiness than other non-sedating)
Athlete’s foot
Topical imidazole
Bullous pemphigoid
Oral steroids
Eczema herpeticum
IV aciclovir
Erysipelas + cellulitis
Flucloxacillin
Fungal nail infection
Limited = topical amorolfine nail lacquer
Extensive dermatophyte = oral terbinafine
Extensive candida = oral itrazonazole
Hyperhidrosis
Topical aluminium chloride
Impetigo
1st - topical hydrogen peroxide
2nd - topical fusidic acid, mupirocin if resistant
Extensive = oral flucloxacillin, erythromycin IPA
Key safety point about ketoconazole?
Oral version is high risk for hepatic toxicity so virtually completely contraindicated
Topical version is fine due to low systemic absorption
Lichen planus
Potent topical steroid
Benzydamine mouthwash/spray for oral involvement
Extensive = oral steroids
Lichen sclerosus
Topical steroids + emollients
Drug that causes Pellagra?
Isoniazid