c195acfe_f_Hair_Loss__Alopecia__in_Cats__Diagnosis
[Condition] Drug or injection reaction [Description] Rare skin reaction to a drug which is inhaled, given orally, or applied topically; more common with penicillins, sulfonamides, and cephalosporins; usually occurs within 2 weeks of giving the drug [Symptoms] Can vary widely and may include itching, hair loss, redness, swelling, papules, crusts, ulcers, and draining wounds [Treatment] Discontinue offending drug; treat symptomatically [Diagnosis] 
History of being treated with a drug, symptoms, biopsy
Causes of Hair Loss (Alopecia) in Cats
Diagnosis