DRUGS-PRIOR AUTHORIZATION FORM. Amends the Illinois Insurance Code and the Illinois Public Aid Code. Requires that on or before July 1, 2020, the Department of Insurance and Department of Healthcare and Family Services to jointly develop a uniform prior authorization form to be used by prescribing providers to request prior authorization for prescription drug benefits. Provides that on and after January 1, 2021 or 6 months after the uniform prior authorization form is developed, whichever is later, health insurers, managed care organizations, and fee-for-service medical assistance programs that provide prescription drug benefits shall utilize and accept the uniform prior authorization form and prescribing providers may use the uniform prior authorization form. Provides criteria for developing the uniform prior authorization form. Provides requirements and limitations of prior authorization requests.