High Dose Group-The oral dose of Bromelain (50 mg/kg/day) is extrapolated from in vivo animal studies, and determined to be safe by a Safety study on healthy human subjects (see Section VII-A). For this clinical investigation, the High Dose group will be given Bromelain at 50 mg/kg/day, to a maximum of 2400 mg/day (divided into 2 doses/day of 1200 mg/dose)