Demo Dose® Oral Medications - Potassm - 20 mEq by Nasco Healthcare $27.95 PN01151 Demo Dose® Oral Medications - Potassm - 20 mEq / PN01151 / Cart Title Demo Dose® Oral Medications - Potassm - 20 mEq Product ID PN01151 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.