What's the difference between pharmaceutical and piperidine?

Pharmaceutical


Definition:

  • (a.) Of or pertaining to the knowledge or art of pharmacy, or to the art of preparing medicines according to the rules or formulas of pharmacy; as, pharmaceutical preparations.

Example Sentences:

  • (1) Senator Bernie Sanders of Vermont, who is also seeking the Democratic presidential nomination, recently proposed a bill that would ease the financial burden of prescription drugs on elderly Americans by allowing Medicare, the national social health insurance program, to negotiate with the pharmaceutical companies to keep prices down.
  • (2) Pharmaceutical services were provided from a large tent near the hospital, which consisted of an emergency treatment facility, two operating rooms, and a small medical-surgical ward.
  • (3) An investigation was done on the action in vitro of two pharmaceutical preparations containing Bi, De Nol and Pepto Bismol, on the fermentative capacity of intestinal bacteria.
  • (4) The conference was held from December 3 to 5, 1990 in the Washington, DC area and was sponsored by the American Association of Pharmaceutical Scientists, US Food and Drug Administration, Federation International Pharmaceutique, Health Protection Branch (Canada) and Association of Official Analytical Chemists.
  • (5) Silufol plates can be used for the control of the production of vitamins, their analysis in varying biological objects, as well as in biochemistry, medicine and pharmaceutics.
  • (6) Variations in bioavailability and intestinal absorption are important factors in the determination of dosage and should be reduced to a minimum by improved pharmaceutical formulations.
  • (7) This new derivative could represent a desirable complementation to rhbFGF for the development of more stable pharmaceutical formulations in wound healing applications.
  • (8) A report of the meeting will be published tomorrow in the Pharmaceutical Journal.
  • (9) There was no statistically significant difference between the figures obtained by the 2 methods, except for pharmaceutical expenditures (P = 0.005) which were grossly underevaluated by the program.
  • (10) Pharmaceutical services in a medical screening clinic are described.
  • (11) Slow release lithium was found a reliable pharmaceutical tool in both providing therapeutic results and avoiding severe side-effects.
  • (12) The efficacy and tolerability of a new pharmaceutical formulation of a non-steroid anti-inflammatory drug, nimesulide were studied in a double blind study in comparison with flurbiprofen and diclofenac sodium, in 150 patients suffering from postsurgical pain-inflammatory symptoms.
  • (13) A health committee meeting in Sacramento, the state capital, on Wednesday turned into a tense showdown between lawmakers seeking to argue that the science is unequivocally on the side of universal vaccination, and activists accusing them of being in the pocket of unscrupulous big pharmaceutical companies.
  • (14) Clarithromycin (TE-031, A-56268) is a new 14-membered ring macrolide antibiotic developed by Taisho Pharmaceutical Co., Ltd. TE-031 has a methoxy group at position 6 in its structure.
  • (15) This is especially relevant in light of the use of laboratory mammals to predict the metabolism of novel pharmaceutical agents in humans.
  • (16) The Double Irish loophole allows US companies, mostly in the technology and pharmaceutical sectors, to reduce their effective tax bill far below Ireland’s already generous 12.5% corporate tax rate by shifting most of their taxable income from an operating company in Ireland to another Irish-registered firm located in an offshore tax haven, such as Bermuda.
  • (17) Propylene glycol (PG) is widely used as a drug solvent in the pharmaceutical industry.
  • (18) The experimental drug, known as GSK2606414, is made by pharmaceutical company GlaxoSmithKline.
  • (19) The Office for National Statistics reported a drop in output across the manufacturing sector, from pharmaceutical firm to makers of computers, electronic & optical products; and food products, beverages & tobacco goods.
  • (20) The second approach for a UK-listed drug company by a US rival underlined the deal-making zeal that has seized the pharmaceutical sector.

Piperidine


Definition:

  • (n.) An oily liquid alkaloid, C5H11N, having a hot, peppery, ammoniacal odor. It is related to pyridine, and is obtained by the decomposition of piperine.

Example Sentences:

  • (1) The N-nitrosamines studied were, N-nitroso: dimethylamine, diethylamine, dipropylamine, dibutylamine, pyrrolidine, piperidine, morpholine, methylbenzylamine, bis-(2-hydroxypropyl)amine, bis-(2-oxopropyl)amine and 3,4-dichloropyrrolidine.
  • (2) In addition, we have found that the dissociative anesthetic N-(1-[2-thienyl]cyclohexyl)3,4-piperidine ([3H]TCP) binds to a site whose regional distribution is highly correlated with that of NMDA receptor sites.
  • (3) Reduced MPTP (piperidine analog) is inactive in the tissue culture model, while fully oxidized MPTP (pyridinium analog) destroys dopamine neurons.
  • (4) By use of polyacrylamide sequencing gels the formation of piperidine-labile N7-methylguanine adducts from the reaction of 9 and MNU with 5'-32P-end-labeled DNA restriction fragments is reported.
  • (5) Drugs of the fentanyl series (4-anilino-piperidines) were potent displacers whereas agonists of the delta- (enkephalin derivatives), sigma- (phencyclidine, haloperidol, 3-hydroxyphenyl-propylpiperidine) or K- (U 50488) opiate sites had a low affinity (Ki greater than 0.5 microM) for 3H-lofentanil specific binding sites.
  • (6) Piperidine, pyrrolidine, 4-hydroxypiperidine and piperazine at concentrations of 1 microM-30 mM completed dose-dependently with [3H]nicotine and [3H]CD for the binding sites.
  • (7) It is concluded that the minimum structural requirement for inhibition of alpha-L-fucosidase is the correct configuration of the hydroxy groups at the piperidine ring carbon atoms 2, 3 and 4.
  • (8) Specific binding was prevented by various dopamine uptake blockers, pyrovalerone, GBR 13069, GBR 12783, N-[1-2-benzo(b)thiophenyl)cyclohexyl] piperidine, cocaine, methylphenidate and was inhibited in a stereoselective manner by the enantiomers of nomifensine.
  • (9) Chain breaks were induced at the crosslinked sites upon piperidine treatment.
  • (10) By the aid of enzymatic treatment with calf intestinal phosphatase, the 3'-phosphatase activity of T4-polynucleotide kinase, chemical modification with piperidine in addition to the Maxam-Gilbert sequencing procedure, followed by separation on a DNA-sequencing gel, the nature of the cleaved phosphodiester bond, both 3' and 5' to the cleavage site, has been established.
  • (11) The ability of the muscarinic receptor antagonists fenipramide, 4-diphenylacetoxy-N-methyl piperidine methiodide (4-DAMP) and secoverine to displace [3H]QNB binding was correlated with the inhibition of responses of cholinomimetics at muscarinic receptors in the atria and ileal longitudinal muscle of the guinea-pig.
  • (12) In competition studies, the pharmacologic profile of [3H]haloperidol-labeled sigma receptors in human PBL was virtually identical with that in rat cerebellum (slope, 0.87; correlation coefficient, 0.96); the rank order of potency of competing drugs was haloperidol greater than l-butaclamol = pentazocine greater than d-3-(hydroxyphenyl)-N-(1-propyl)-piperidine greater than DTG = d-butaclamol = d-SKF 10,047 greater than levallorphan greater than or equal to PCP greater than or equal to l-SKF 10,047 greater than TCP greater than MK-801.
  • (13) [3H]N-1-(2-Thienyl)cyclohexyl-3,4-piperidine binding to the phencyclidine site associated with the N-methyl-D-aspartate receptor was reduced by 60-80% in all brain regions examined (P less than 0.001).
  • (14) Subsequent piperidine hydrolysis produced more frequent breaks of the phosphodiester bonds at guanine positions, thus forming alkali-labile sites.
  • (15) The binding of [3H]TCP (N-[1-(2-thienyl)cyclo-hexyl]-3,4-piperidine) to the NMDA receptor remained unchanged in all the experimental groups tested.
  • (16) The postulated active conformation for 1-benzyl-4-[(5,6-dimethoxy-1-oxoindan-2-yl)methyl]piperidine hydrochloride (1a), a potent AChE inhibitor, is close to the crystal structures of 1a with respect to the indanone-piperidine substructure, but differs from the crystal structures for the benzylpiperidine moiety.
  • (17) Piperidine treatment of the irradiated samples led to specific cleavage of the target with the yield up to 40%.
  • (18) 65, 499-560) by which aqueous piperidine creates strand breaks at sites of N7-guanine alkylations: alkaline conditions catalyze rupture of the C8-N9 bond, forming a formamido-pyrimidine structure which is displaced from the ribose moiety by piperidine.
  • (19) Our results show that low energy conformers of the 4-phenyl piperidines have equatorial phenyl rings and cannot completely overlap with rigid opiates at the receptor.
  • (20) It appears that these piperidine derivatives interfere with the coupling mechanism between acetylcholine-receptor binding and ionic conductance increases.