| pipecuronium bromide | A neuromuscular blocking agent with nondepolarising properties, thus resembling d-tubocurarine but having a shorter duration of paralytic action. (05 Mar 2000) |
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| pipefish | <zoology> Any lophobranch fish of the genus Siphostoma, or Syngnathus, and allied genera, having a long and very slender angular body, covered with bony plates. The mouth is small, at the end of a long, tubular snout. The male has a pouch on his belly, in which the incubation of the eggs takes place. Source: Websters Dictionary (01 Mar 1998) |
| pipemidic acid | <chemical> 8-ethyl-5,8-dihydro-5-oxo-2-(1-piperazinyl)pyrido (2,3-d)pyrimidine-6-carboxylic acid. Antimicrobial against gram negative and some gram positive bacteria. It is protein bound and concentrated in bile and urine and used for gastrointestinal, biliary, and urinary infections. Pharmacological action: anti-infective agents, anti-infective agents, urinary. Chemical name: Pyrido(2,3-d)pyrimidine-6-carboxylic acid, 8-ethyl-5,8-dihydro-5-oxo-2-(1-piperazinyl)- (12 Dec 1998) |
| pipemouth | <zoology> Any fish of the genus Fistularia. Synonym: tobacco pipefish. See Fistularia. Source: Websters Dictionary (01 Mar 1998) |
| pipenzolate methylbromide | 1-Ethyl-3-piperidyl benzilate methylbromide;an anticholinergic drug. (05 Mar 2000) |
| piper | 1. One who plays on a pipe, or the like, especially. On a bagpipe. "The hereditary piper and his sons." 2. <zoology> A common European gurnard (Trigla lyra), having a large head, with prominent nasal projection, and with large, sharp, opercular spines. A sea urchin (Goniocidaris hystrix) having very long spines, native of both the American and European coasts. To pay the piper, to bear the cost, expense, or trouble. Source: Websters Dictionary (01 Mar 1998) |
| Piper's forceps | Obstetrical forceps used to facilitate delivery of the head in breech presentation. (05 Mar 2000) |
| Piper, E | <person> U.S. Obstetrician-gynecologist, 1881-1935. See: Piper's forceps. (05 Mar 2000) |
| piperaceous | <botany> Of or pertaining to the order of plants (Piperaceae) of which the pepper (Piper nigrum) is the type. There are about a dozen genera and a thousand species, mostly tropical plants with pungent and aromatic qualities. Origin: L. Piper pepper. Source: Websters Dictionary (01 Mar 1998) |
| piperacetazine | 10-3-[4-(2-Hydroxyethyl)piperidino]-propylphenothiazin-2-yl methyl ketone;a tranquilliser. (05 Mar 2000) |
| piperacillin | <chemical> 6-(((((4-ethyl-2,3-dioxo-1-piperazinyl)carbonyl) amino)phenylacetyl)amino)-3,3-dimethyl-7-oxo-4-thia-1- azabicyclo(3.2.0)heptane-2-carboxylic acid. Semisynthetic, broad-spectrum, ampicillin-derived ureidopenicillin antibiotic proposed for pseudomonas infections. It is also used in combination with other antibiotics. Pharmacological action: penicillins. Chemical name: 4-Thia-1-azabicyclo(3.2.0)heptane-2-carboxylic acid, 6-(((((4-ethyl-2,3-dioxo-1-piperazinyl)carbonyl)amino)phenylacetyl)amino)-3,3-dimethyl-7-oxo-, (2S-(2alpha,5alpha,6beta(S*)))- (12 Dec 1998) |
| piperacillin sodium | C23H26N5NaO7S;a semisynthetic extended spectrum penicillin active against a wide variety of Gram-positive and Gram-negative bacteria. (05 Mar 2000) |
| piperazine | Pyrazine hexahydride;its former use in gout was based upon its property of dissolving uric acid in vitro, but it is ineffective in increasing uric acid excretion; its compounds are now used as anthelmintics in oxyuriasis and ascariasis. Synonym: diethylenediamine. (05 Mar 2000) |
| piperazine adipate | A veterinary anthelmintic and filaricide. (05 Mar 2000) |
| piperazine calcium edetate | (ethylenedinitrilo)tetraacetic acid piperazine calcium salt;an anthelmintic. (05 Mar 2000) |