The National Wholesale Druggists Associationn, which represents large wholesale distributors, opposed the legislation, citing concerns about safety.
Helen Darling, president of the National Business Group on Health, which represents large employers, welcomed the rule.
"The action on the shareholder front this year is extraordinary," Ann Yerger, director of research at the Council of Institutional Investors, which represents large investors.
Her organization, which represents large employers, recently opened a campaign to encourage overweight workers to slim down.
However, the CBI, which represents large companies, said such a move could cost jobs and harm the economy.
Last September, the Council of Institutional Investors, which represents large pension funds, criticized Fruit of the Loom's corporate governance practices.
Large districts still offering robust summer programs include Boston, Buffalo, Chicago, Detroit, Minneapolis and Seattle, according to the Council of the Great City Schools, which represents large districts.
James Delaplane of the American Benefits Council in Washington, which represents large employers on benefits and pension issues, termed the employee lawsuits "fairly creative claims of violation of fiduciary duty".
Mary R. Grealy, president of the Health Care Leadership Council, which represents large health care corporations, said her group intended to hold community meetings in California, Georgia and Oklahoma, among other states.
The Employers' Coalition on Medicare, which represents large companies like Caterpillar, Dow Chemical and Verizon, strongly supports comprehensive Medicare legislation, including drug benefits.
