Ladies and Gentlemen:
HCA Inc., a Delaware corporation (the Company), proposes to issue and sell to the several parties named in Schedule I hereto (each an
Underwriter and together, the Underwriters), for whom you (the Representatives) are acting as representatives, the respective amounts set forth in such Schedule I of (i) $700,000,000
aggregate principal amount of its 5.000% Senior Notes due 2028 (the 2028 Notes and, together with the 2028 Guarantee (as defined below), the 2028 Securities), (ii) $300,000,000 aggregate principal amount of its
Senior Floating Rate Notes due 2028 (the Floating Rate Notes and, together with the Floating Rate Guarantee (as defined below), the Floating Rate Securities), (iii) $750,000,000 aggregate principal amount of its
5.250% Senior Notes due 2030 (the 2030 Notes and, together with the 2030 Guarantee (as defined below), the 2030 Securities), (iv) $750,000,000 aggregate principal amount of its 5.500% Senior Notes due 2032 (the
2032 Notes and, together with the 2032 Guarantee (as defined below), the 2032 Securities), (v) $1,500,000,000 aggregate principal amount of its 5.750% Senior Notes due 2035 (the 2035 Notes
and, together with the 2035 Guarantee (as defined below), the 2035 Securities) and (vi) $1,250,000,000 aggregate principal amount of its 6.200% Senior Notes due 2055 (the 2055 Notes and, together with the 2055
Guarantee (as defined below), the 2055 Securities). The 2028 Notes, the Floating Rate Notes, the 2030 Notes, the 2032 Notes, the 2035 Notes and the 2055 Notes are collectively referred to hereafter as the Notes
and the 2028 Securities, the Floating Rate Securities, the 2030 Securities, the 2032 Securities, the 2035 Securities and the 2055 Securities are collectively referred to hereafter as the Securities.
The Notes will be issued pursuant to a base indenture, dated August 1, 2011 (the Base Indenture), among the Company, HCA Healthcare,
Inc., a Delaware corporation and parent of the Company (the Parent Guarantor), Delaware Trust Company (as successor to Law Debenture Trust Company of New York), as trustee (in such capacity, the Trustee), and
Deutsche Bank Trust Company Americas, as registrar, paying agent and transfer agent (in such capacities, the Registrar), as supplemented by (i) with respect to the 2028 Notes, the forty-fourth supplemental indenture relating
to the 2028 Notes, to be dated February 21, 2025, among the Company, the Parent Guarantor, the Trustee and the Registrar (the Base Indenture as so supplemented, the Forty-Fourth Supplemental Indenture), (ii) with respect to
the Floating Rate Notes, the forty-fifth supplemental indenture relating to the Floating Rate Notes, to be dated February 21, 2025, among the Company, the Parent Guarantor, the Trustee and the Registrar (the Base Indenture as so supplemented,
the Forty-Fifth Supplemental Indenture), (iii) with respect to the 2030 Notes, the forty-sixth supplemental indenture relating to the 2030 Notes, to be dated February 21, 2025, among the Company, the Parent Guarantor, the
Trustee and the Registrar (the Base Indenture as so supplemented, the Forty-Sixth Supplemental Indenture), (iv) with respect to the 2032 Notes, the forty-seventh supplemental indenture relating to the 2032 Notes, to be dated
February 21, 2025, among the Company, the Parent Guarantor, the Trustee and the Registrar (the Base Indenture as so supplemented, the Forty-Seventh Supplemental Indenture), (v) with respect to the 2035 Notes, the forty-eighth
supplemental indenture relating to the 2035 Notes, to be dated February 21, 2025, among the Company, the Parent Guarantor, the Trustee and the Registrar (the Base Indenture as so supplemented, the Forty-Eighth Supplemental
Indenture) and (vi) with respect to the 2055 Notes, the forty-ninth supplemental indenture relating to the 2055 Notes, to be dated February 21, 2025, among the Company, the Parent Guarantor, the Trustee and the Registrar (the
Base Indenture as so supplemented, the Forty-Ninth Supplemental Indenture and, together with the Forty-Fourth Supplemental Indenture, the Forty-Fifth Supplemental Indenture, the Forty-Sixth Supplemental Indenture, the
Forty-Seventh Supplemental Indenture and the Forty-Eighth Supplemental Indenture, each, an Indenture and together, the Indentures).
The 2028 Notes will be unconditionally guaranteed on a senior unsecured basis by the Parent Guarantor (the 2028 Guarantee). The Floating
Rate Notes will be unconditionally guaranteed on a senior unsecured basis by the Parent Guarantor (the Floating Rate Guarantee). The 2030 Notes will be unconditionally guaranteed on a senior unsecured basis by the Parent Guarantor
(the 2030 Guarantee). The 2032 Notes will be unconditionally guaranteed on a senior unsecured basis by the Parent Guarantor (the 2032 Guarantee). The 2035 Notes will be unconditionally guaranteed on a senior
unsecured basis
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