Aetna Expands Credit Facility To $1.5 Billion

HARTFORD, Conn., April 01, 2008 — Aetna (NYSE: AET) today announced that it has closed a new $1.5 billion five-year credit facility with 21 domestic and foreign financial institutions.

The Company entered into the unsecured five-year revolving credit agreement with JPMorgan Chase Bank, N.A. as administrative agent, and the 21 lender parties were led by JPMorgan Chase Bank, N.A., Bank of America, N.A., and Citibank, N.A. The new bank facility amends, restates and supersedes Aetna's existing $1.0 billion five-year revolving credit agreement. This increases the Company's financial flexibility and is consistent with Aetna's long-term capital strategy.

Aetna is one of the nation's leading diversified health care benefits companies, serving approximately 36.7 million people with information and resources to help them make better informed decisions about their health care. Aetna offers a broad range of traditional and consumer-directed health insurance products and related services, including medical, pharmacy, dental, behavioral health, group life and disability plans, and medical management capabilities and health care management services for Medicaid plans. Our customers include employer groups, individuals, college students, part-time and hourly workers, health plans, governmental units, government-sponsored plans, labor groups and expatriates.

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