Proceed immediately to next step. • As soon as they are thawed, open ampoules holding them at arm’ s length in order to prevent any risk of injury should an ampoule break. • Once the ampoule is opened, draw up the contents into a 5 ml sterile syringe. • Transfer the suspension into the diluent (Do not use if cloudy). • Draw up 2 ml of the contents of the diluent into the syringe. • Rinse the ampoule with these 2 ml and then transfer the rinsing liquid into the diluent.