Practi-Propofol 20 mL. (200 mg/20 mL Vial) Silicone Emulsion MixturePracti Propofol 200 mg 20 mL vial for clinical training. Designed for helping patients relax before surgery, this 200 mg 20 mL practice medication simulates a short acting anesthetic Simulate either single or multiple dosage vials and provide your students with many opportunities to practice with small caliber syringes. Once your students master the skills of small vial handling, all vial handling will "feel" easier Teach Your Students: IV