§ 262.
(i)
“Biological product” defined
In this section:
(1)
The term “biological product” means a virus, therapeutic serum, toxin, antitoxin, vaccine, blood, blood component or derivative, allergenic product, protein, or analogous product, or arsphenamine or derivative of arsphenamine (or any other trivalent organic arsenic compound), applicable to the prevention, treatment, or cure of a disease or condition of human beings.
(2)
The term “biosimilar” or “biosimilarity”, in reference to a biological product that is the subject of an application under subsection (k), means—
(A)
that the biological product is highly similar to the reference product notwithstanding minor differences in clinically inactive components; and
(B)
there are no clinically meaningful differences between the biological product and the reference product in terms of the safety, purity, and potency of the product.
(3)
The term “interchangeable” or “interchangeability”, in reference to a biological product that is shown to meet the standards described in subsection (k)(4), means that the biological product may be substituted for the reference product without the intervention of the health care provider who prescribed the reference product.
(4)
The term “reference product” means the single biological product licensed under subsection (a) against which a biological product is evaluated in an application submitted under subsection (k).
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