Eplerenone for the Treatment of Central Serous Chorioretinopathy

Patients will be given 25mg Eplerenone (or 50mg Eplerenone) or placebo throughout the study and the dosage will be based on the serum potassium/creatine levels. Patients will be randomized 2:1 such that 36 patients in each group will receive eplerenone and 16 patients in each group will receive placebo

Patients will be given placebo throughout the study from day one, other patients may be tapered down to placebo based on the serum potassium/creatine levels. 16 patients in each group will receive placebo.