MarketplacePentraxPosted on February 13, 2010. Where can I buy the shampoo Pentrax? Are there comparable alternatives? you can buy Canadian online pharmacy shanpoo Pentrax worked wonders for me. I live in the United States. Oregon. I used to find it at Payless - turned to Rite Aid stores * Now, I do not find it. Any ideas where? Thank you Flag I've never heard of shampoo pentrax sorry I do not know CommentsThere are no comments.Leave a Comment | Popular Articles External Links |