; and (ii) by inserting ; and (E) HIV prevention services before the semicolon; and (B) by adding at the end the following new subsection: (ff) HIV prevention services For purposes of subsection (a)(4)(E), the term HIV prevention services means prescription drugs for the prevention of HIV acquisition, laboratory and other diagnostic procedures associated with the use of such drugs, and clinical follow up and monitoring, including any related services recommended in current United States Public Health Service clinical practice guidelines, without limitation. . (2) No cost sharing Title XIX of the Social Security Act ( 42 U.S.C. 1396 et seq.) is amended— (A) in section 1916, by inserting HIV prevention services described in section 1905(a)(4)(E), after section 1905(a)(4)(C), each place it appears; and (B) in section 1916A(b)(3)(B), by adding at the end the following new clause: (xi) HIV prevention services described in section 1905(a)(4)(E). . (3) Inclusion in benchmark coverage Section 1937(b)(7) of the Social Security Act ( 42 U.S.C. 1396u–7(b)(7) ) is amended— (A) in the paragraph header, by inserting and HIV prevention services after supplies