TIMELINE: Key dates in morning-after pill controversy

*January 21, 2005 - The Center for Reproductive Rights sues the FDA for failing to make a decision on over-the-counter access to Plan B.

*July 15, 2005 - Clinton and Murray drop their objections to a Senate vote on Crawford after receiving assurances the FDA will act on Plan B by September 1.

*August 26, 2005 - Crawford indefinitely delays action on Barr's revised application, saying he needs public input on legal issues surrounding how to regulate a drug that would be available both with and without a prescription. FDA says Plan B is safe and effective when used by females age 17 and older.

*August 31, 2005 - Susan Wood, FDA assistant commissioner for women's health, resigns to protest the agency's failure to approve over-the-counter sales of Plan B.

*September 23, 2005 - Crawford resigns from the FDA.

*March 15, 2006 - Bush picks acting FDA Commissioner Andrew von Eschenbach to hold the job permanently. Clinton and Murray say they will block a Senate vote on von Eschenbach until the agency decides whether to ease access to Plan B.

*July 31, 2006 - In a letter to Barr one day ahead of his Senate confirmation hearing, von Eschenbach says he is willing to consider nonprescription sales for those 18 and older as long as the drug is kept behind the pharmacy counter.

*August 18, 2006 - Barr and the FDA say the company has refiled its application but declined to give details.

*August 24, 2006 - The FDA approves sales of Plan B from behind pharmacy counters to consumers aged 18 and older without a prescription. Those 17 and younger still need a prescription.