Demo Dose® Oral Medications - Eryth - 250 mg by LifeForm $0.00 pn01152 Demo Dose® Oral Medications - Eryth - 250 mg / PN01152 / Cart Title Demo Dose® Oral Medications - Eryth - 250 mg Product ID PN01152 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.