A packet of envelopes can i buy amoxicillin over the counter uk That kind of exercise, which can cost $20,000 and include most hospital departments, served Mass General well in the aftermath of the Boston Marathon bombings, Biddinger says. The hospital, which treated 39 victims all told, took in 18 seriously injured people between nine minutes and two hours after the explosions, at a time when the emergency department was already dealing with twice as many patients as there were beds. Thanks to its readiness plan, an automatic call system immediately summoned transport staff to the ED so beds could be freed up within five to 10 minutes. The plan also brought needed specialists, such as trauma surgeons, to the ED, implemented a system of 15- to 30-second triage and rapidly made X-ray and CT machines available.