"For many of the drugs that are short in the community pharmacy setting, there are other drugs available in the same classes," McKinnon said. "For drugs used for anesthesiology, the drugs are more limited." Many hospital pharmacies have been unable to get pentothal for months.
There are two firms currently producing propofol for the U.S., APP and Hospira, said Karen Riley, a spokeswoman for the U.S. Food and Drug Administration.
Teva Pharmaceutical announced in May 2010 that it won't make more of the sedative, because propofol is hard to manufacture and the company gets little or no profit from it, company spokeswoman Denise Bradley said at the time.