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/fɪˌnɒk.sɪ.miː.θʌɪl pɛn.ɪˈsɪl.ɪn/ · noun
(pharmacology) A crystalline nonhygroscopic acid that is a semisynthetic form of penicillin, used in the form of its sodium or potassium salt C₁₆H₁₇KN₂O₅S, and has antibacterial action similar to benzylpenicillin and is more resistant to inactivation by gastric acids; 6-phenoxyacetamidopenicillanic acid, C₁₇H₂₀N₂O₆S..
Use phenoxymethyl penicillin when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Phenoxymethyl penicillin means (pharmacology) A crystalline nonhygroscopic acid that is a semisynthetic form of penicillin, used in the form of its sodium or potassium salt C₁₆H₁₇KN₂O₅S, and has antibacterial action similar to benzylpenicillin and is more resistant to inactivation by gastric acids; 6-phenoxyacetamidopenicillanic acid, C₁₇H₂₀N₂O₆S..
Common synonyms include penicillin V, penicillin VK.
The opposite depends on the specific sense.
Use phenoxymethyl penicillin where its definition matches the intended context.
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