Wash your hands and prepare a clean area. Wipe the vial stopper with a fresh alcohol swab and let it dry. Using a new sterile syringe, draw bacteriostatic water as prescribed. Inject slowly down the vial wall, avoiding foaming. Gently swirl ,never shake till all the peptide is disolved. You should end up with clear clean final looking liquid in the vial. Refrigerate and follow clinician instructions.