"Annual directory of pharmaceuticals, " <1988/89>.
"Essential directory of pharmaceuticals, " <1994>-1996.
At head of title, <1994>-1996: First Data Bank.
The section, Index of Manufacturers, lists top 50 generic prescriptions, Poison Centers directory, top 200 total prescriptions, colleges of pharmacy, drug wholesalers and members of Pharmaceutical Research & Manufacturers of America, 1996.
Title from cover.
Former (intervening) publisher: Hearst Corp., c1987-1996.