A six year old boy presented to the outpatient department of the hospital with complaints of dysphagia since2 days. He was previously treated for nephrotic syndrome with hypertension and was on tablet prednisolone(40mg, once daily). From eight days prior to hospital admission, he was on injection ampicillin (500mg, threetimes daily) for respiratory tract infections. He was diagnosed as having oral candidiasis induced by the useof ampicillin. The oral candidiasis was managed with topical application of clotrimazole (1%) 3-4 times dailyfollowing the withdrawal of ampicillin. The following case presents an evidence that ampicillin in therapeutic dosecan be associated with oral thrush.
Key words: Ampicillin, Aminopenicillin, Oral Candidiasis, Thrush, Case Report.