Demo Dose® Oral Medications - Dyaz - 37.5 mg/25 mg by Nasco Healthcare $18.95 170-PN01164 Demo Dose® Oral Medications - Dyaz - 37.5 mg/25 mg / PN01164 / Cart Title Demo Dose® Oral Medications - Dyaz - 37.5 mg/25 mg Product ID PN01164 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.