LOUISVILLE, Ky.--(BUSINESS WIRE)--US WorldMeds, a Kentucky-based specialty pharmaceutical company, today announced that it has completed development of and filed a provisional patent for Dantrolene Sodium for Injection that will dramatically enhance the medication’s reconstitution time to 20 seconds or less. Introduction of this fast reconstituted Dantrolene Sodium for Injection is expected to represent an advancement in the pharmacotherapy of patients experiencing malignant hyperthermia during surgery.