Drug Use Investigation of Selara Tablets (an Investigation for Chronic Heart Failure)

"In adults, usually, administer the initial dose of 25 mg once daily according to the patient's serum potassium level and conditions, increase dosage up to 50 mg once daily after 4 week; patients with moderate renal impairment should start with 25 mg every other day and the maximum dosage should be 25 mg once daily.~Also, dose should be reduced or interrupted according to serum potassium level and patient's conditions."