Bioequivalent means drug products: (1) That are legally marketed under regulations promulgated by the federal Food and Drug Administration; (2) that are the same dosage form of the identical active ingredients in the identical amounts as the drug product prescribed; (3) that comply with compendial standards and are consistent from lot to lot with respect to (a) purity of ingredients, (b) weight variation, (c) uniformity of content, and (d) stability; and (4) for which the federal Food and Drug Administration has established bioequivalent standards or has determined that no bioequivalence problems exist.