Please do not eat or drink grapefruit or its juice, as grapefruit can increase the amount of amlodipine. 암테슬란 정제는 위장 장애를 일으킬 수 있으므로 음식과 함께 복용하십시오. May increase serum creatinine, so keep on check while using Amteslan tablet mgmg on the renal compromised patient.