[Drug interaction in 63-year-old male sportsman--a case report].

We present a case of 63-year-old male with hypertension and hyperlipidaemia, who was an athlete in the "masters category". Because of interaction between amlodipine and simvastatin, in combination with physical activity, the patient reported: muscle pain, weakness of the muscles, dizziness, and confusion. After amlodipine and simvastatin discontinuation, all symptoms resolved rapidly.(1) Concomitant use of several drugs by elderly individual patients, the risk of drug--physical activity interactions may occur.