At this time, many stores nation wide are reporting an increased demand for Tamiflu, an antiviral drug. But there's no point in you stocking up because the government has already done that.
Tamiflu is an antiviral that when taken early, may prevent severe symptoms of the swine flu. It is available by prescription only. But it is already a part of the national strategic stockpile plan in the event of a pandemic. Your doctor will only prescribe it to you if you have flu-like symptoms.
Meanwhile, the CDC says there is an ample supply on standby. The manufacturer, Roche, was ordered some time ago to set aside 220 million doses in case of...whatever.