Demo Dose® Oral Medications - Glucphge-XR - 500 mg by LifeForm $0.00 pn01143 Demo Dose® Oral Medications - Glucphge-XR - 500 mg / PN01143 / Cart Title Demo Dose® Oral Medications - Glucphge-XR - 500 mg Product ID PN01143 CheckoutType Cart Add to cart Teach students the proper administration of oral medication. For instructional use only. Not for human or animal use.Boxes of 100.