Pharmacy Rx, Pharacakeia & Horus. the Eye of Horus bears an interesting resemblance to the Latin designation Rx. Fascinating facts and information about the Eye of Horus that featured in the Fact 8: The ' Rx ' symbol which is used by pharmacies and in medicine has its. J R Coll Physicians Lond. Jan;26(1) Rx --the Eye of Horus. Walker C(1). Author information: (1)Weybridge Health Centre. PMID: ; [PubMed. NEWS Phones Nigeria Science Technology Computers Tim. June 2, Melissa 3 comments. The sign is formed by a line across the right foot of the letter "R. Why are boats measured in knots? Protective amulets worn by both the living and the dead. May 7, By Elizabeth Nix. The Sons of Horus.