pHisohex

pHisohex is owned by Arrotex Pharmaceuticals, headquartered in Australia. No. The ultimate owner of pHisohex, Arrotex Pharmaceuticals, is headquartered in Australia, not in the United States.

Arrotex Pharmaceuticals is Australia's largest generic pharmaceutical and private label over-the-counter (OTC) company, formed in 2019 following the merger of Arrow Pharmaceuticals and Apotex Australia.