Definition of Penicillin g
1. Noun. The penicillin that constitutes the principal component of many commercial antibiotics.
Medical Definition of Penicillin g
1.
(2s-(2 alpha,5 alpha,6 beta))-3,3-dimethyl-7-oxo-6-((phenylacetyl)amino)-4-thia-1-azabicyclo(3.2.0)heptane-2-carboxylic acid. A penicillin derivative commonly used in the form of its sodium or potassium salts in the treatment of a variety of infections. It is effective against most gram-positive bacteria and against gram-negative cocci. It has also been used as an experimental convulsant because of its actions on gaba mediated synaptic transmission.
Pharmacological action: convulsants, gaba modulators, penicillins.
Chemical name: 4-Thia-1-azabicyclo(3.2.0)heptane-2-carboxylic acid, 3,3-dimethyl-7-oxo-6-((phenylacetyl)amino)- (2S-(2alpha,5alpha,6beta))-
(12 Dec 1998)
Lexicographical Neighbors of Penicillin G
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