It shall be unlawful for any manufacturer or distributor of a prescription drug, or any person on behalf of such manufacturer or distributor, to distribute a prescription drug without charge or for less than its fair market value to any person directly or indirectly.
Nothing in this Section shall be construed to prohibit the distribution of a prescription drug:
(a) at a discount in accordance with the laws of the United States or the State of Illinois;(b) to a person for use in an investigation conducted under Federal Food and Drug Administration regulations;(c) to a patient by a pharmacist in response to a request written and signed by a medical practitioner which designates the quantity to be distributed;(d) to a licensed medical practitioner in response to a request signed by the practitioner which designates the quantity to be distributed;(e) to an agency of the federal government or to a state government or political subdivision for regulatory or enforcement purposes;(f) in an emergency as determined by the laws of the United States or the State of Illinois; or(g) to a bona fide charity authorized to possess and dispense prescription drugs.