PHYSAN 20 IS POISONOUS and is for ORNAMENTAL PLANTS ONLY!
NOT FOR INGESTION!
DONT CARE HOW WELL IT WORKS YOU WILL UNLIKELY POISON YOURSELF AND OTHER PATIENTS
if the goal is to provide the best meds then you wont use PHYSAN 20-BECAUSE IT WILL KILL YOU!
http://www.physan.com/
this one even better...