IPO queue swells

Three companies filed to sell IPOs. DrugAbuse Sciences (Menlo Park, Calif.), which is developing drug and alcohol abuse treatments, filed to raise up to $69 million in an offering to be underwritten by Warburg Dillon Read; and Robertson Stephens.

InterMune Pharmaceuticals (Palo Alto, Calif.), which markets Actimmune interferon gamma-1b to treat chronic granulomatous disease, proposed to raise $77-$88 million through the sale of 5.5 million shares at $14-$16 per share. Underwriters include Warburg Dillon Read; Chase H&Q; and Prudential Vector. ...