Bottles of prescription medications move along a production line at Medco Health Solutions, Inc.'s Willingboro Dispensing Pharmacy in this Feb. 28, 2006 file photo in Willingboro, N.J. Medco Health Solutions Inc. , one of the biggest U.S. prescription-benefit managers, said Tuesday its first-quarter profit soared on strength in generic drugs and mail-order prescriptions. It also boosted its forecast for the year. AP Photo logo AP Photo 33 months ago

Bottles of prescription medications move along a production line at Medco Health Solutions, Inc.'s Willingboro Dispensing Pharmacy in this Feb. 28, 2006 file photo in Willingboro, N.J. Medco Health Solutions Inc. , one of the biggest U.S. prescription-benefit managers, said Tuesday its first-quarter profit soared on strength in generic drugs and mail-order prescriptions. It also boosted its forecast for the year.