Stannsoporfin compositions and administration

摘要

Disclosed is a pharmaceutical composition comprising stannsoporfin in an aqueous solution at a concentration of at least about 20 mg/ml and having a physiological osmolarity of between about 270 to about 328 mOsmol/L, wherein the aqueous solution includes a strong acid in a dilute concentration, a strong base with a low pKb value and a buffering agent.