Mont. Code Ann. § 50-43-108
Medication not required
50-43-108 . Medication not required. This part does not require:
(1) a physician to prescribe calcium-EAP, harnosal, or phosetamin for any patient; or
(2) a physician, pharmacist, pharmacy, manufacturer, or distributor to manufacture, sell, or distribute calcium-EAP, harnosal, or phosetamin.