Read More 2 minute read FDA Markets News Penny Stocks Psychedelics Ketamine for Parkinson’s Disease, PharmaTher Holdings Announces Grant of U.S. Patent To Cover It By Joana Scopel October 5, 7:16 PM PharmaTher Holdings Ltd. (OTCQB: PHRRF) (CSE: PHRM), a pharmaceutical company focused on developing novel uses and delivery forms of ketamine CSE:PHRM