By which routes can Solu-Medrone 1 gram for injection be administered, and which route is preferred in emergencies?

Solu-Medrone 1 gram for injection may be administered intravenously (injection or infusion) or intramuscularly, with intravenous injection preferred in emergencies; intravenous doses up to 250 mg require at least five minutes and higher doses at least 30 minutes, and intrathecal or epidural use is not recommended.