penicillin procaine salt, 4-Thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid, 3,3-dimethyl-7-oxo-6-[(phenylacetyl)amino]- [2S-(2α,5α,6β)], compd. with 2-(2-ethylamino)ethyl 4-aminobenzoate (1:1), duphapen, hostacillin, P. Procaine, depocillin, penicillin G procaine salt, Procain Penicillin G, Procaine penicillin G, PENICILLIN-G PROCAIN SALT, hydracillin, PENICILLIN G PROCAINE, Procaine benzylpenicillin