The present invention relates to a stable, sterile, ready to administer parenteral dosage form of amiodarone or its pharmaceutically acceptable salt. Particularly, the present invention provides a stable, sterile, ready to administer parenteral dosage form of amiodarone comprising an aqueous solution comprising amiodarone or its pharmaceutically acceptable salt, an acid, and a polyol, wherein the pH of the solution is in the range of about 2.0 to 4.0, wherein the solution is filled in a plastic container and wherein the solution is free of a solubilizer.