opacity(noun) the phenomenon of not permitting the passage of electromagnetic radiation. opacity, opaqueness(noun) incomprehensibility resulting from obscurity of meaning. opacity, opaqueness(noun) the quality of being opaque to a degree; the degree to which something reduces the passage of light.
â¢ OXYTOCIC DRUG (noun). The noun OXYTOCIC DRUG has 1 sense: 1. a drug that induces labor by stimulating contractions of the muscles of the uterus. Familiarity information: OXYTOCIC DRUG used as a noun is very rare. OXYTOCIC DRUG (noun). The noun OXYTOCIC DRUG has 1 sense: 1. a drug that induces labor by stimulating contractions of the muscles of the uterus. Familiarity information: OXYTOCIC DRUG used as a noun is very rare.
Oxytocin injection is a sterile aqueous solution of highly purified oxytocic principle derived by synthesis or obtained from the posterior lobe of the pituitary gland of healthy domestic animals used for food by humans. Oxytocin injection contains 20 USP Units of oxytocin and less than 0.4 units of presser activity per mL. Each mL of sterile solution also contains 0.9% w/v sodium chloride, 0.5% w/v chlorobutanol (as a preservative), with water for injection q.s. and pH adjusted to 3.0 to 5.0 with acetic acid.