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This article reports a case of gingival hyperplasia induced by nifedipine. It is a relatively new drug used in the treatment of hypertension, ventricular arrhythmias and angina. Both clinical and histological conditions and also treatment resemble other drug-induced gingival hyperplasia.

This case report deals with 17-year old female who was diagnosed as having gingival melanotic macule at the gingiva of the tooth number 21, 22 and 23 on labial and palatal aspects. Gingival melanotic macule is pathological condition of melanin pigment accumulation or melanin pigment production. The black area was enlarging, although the gingival architecture was in physiologic condition. It was treated by the method of free autogenous gingival graft on the labial side and gingivectomy by flap on the palatal side.