Can amlodipine besylate cause weight gain?

Norvasc (amlodipine) and weight: Amlodipine can cause formation of edema, which is a common side effect. The edema can cause a person to gain weight, as a pound of water weights the same as a pound of muscle or fat. Patients that gain edema fluid, do not feel tightness of their clothes at their waists. Ask the physician if this is the case in the person you are asking about.