Medicaid Anti-Discriminatory Drug Price and Patient Benefit Restoration Act of 1990

[AI summary unavailable — showing source text] Medicaid Anti-Discriminatory Drug Price and Patient Benefit Restoration Act of 1990 - Amends title XIX (Medicaid) of the Social Security Act to condition Medicaid coverage of outpatient drugs provided by a manufacturer upon such manufacturer providing a quarterly rebate to each State Medicaid agency so that such agencies end up spending no more for single source and innovator multiple source drugs than the best price charged other customers and recover, for the purchase of other covered drugs, ten percent of the amount charged retail pharmacies and wholesalers for such drugs. Sets the best price at the lower of the best price in the marketplace when the drug is dispensed or the best price in the marketplace as of September 1, 1990, indexed to the consumer price index. Sets a floor and ceiling on manufacturer rebates. Authorizes a physician to obtain prior Medicaid approval to dispense a single source or innovator multiple source drug that is not subject to a rebate. Requires Medicaid prior approval programs to operate 24 hours a day and provide an immediate response to a physician's inquiry. Distributes ten percent of the rebates received by States in FY 1991 through 1993 to pharma…