- 関
- Cmax、maximal concentration
WordNet
- the spatial property of being crowded together (同)density, denseness, tightness, compactness
- bringing together military forces
- strengthening the concentration (as of a solute in a mixture) by removing diluting material
- the strength of a solution; number of molecules of a substance in a given volume
- complete attention; intense mental effort (同)engrossment, absorption, immersion
- increase in density
- the largest possible quantity (同)upper_limit
- the point on a curve where the tangent changes from positive on the left to negative on the right
- a saying that is widely accepted on its own merits (同)axiom
PrepTutorEJDIC
- 〈U〉(…への)(光線・注意などの)集中;(仕事などへの)専念,専心《+『on』+『名』》 / 〈C〉(人口などの)集中 / 〈U〉濃縮;〈液体の〉濃度
- (量・数・程度の)『最大限』 / (数学で)極大;最大値;極大点 / 最高の,最大の
- 格言,金言,処世訓
Wikipedia preview
出典(authority):フリー百科事典『ウィキペディア(Wikipedia)』「2016/04/25 01:33:46」(JST)
[Wiki en表示]
Cmax is a term used in pharmacokinetics refers to the maximum (or peak) serum concentration that a drug achieves in a specified compartment or test area of the body after the drug has been administrated and prior to the administration of a second dose. Cmax is the opposite of Cmin, which is the minimum (or trough) concentration that a drug achieves after dosing.[1]
Tmax is the term used in pharmacokinetics to describe the time at which the Cmax is observed.[2]
After an intravenous administration, Cmax and Tmax are closely dependent on the experimental protocol, since the concentrations are always decreasing after the dose. But after oral administration,Cmax and Tmax are dependent on the extent, and the rate of drug absorption and the disposition profile of the drug. They could be used to characterize the properties of different formulations in the same subject.[3]
Short term drug side effects are most likely to occur at or near the Cmax whereas the therapeutic effect of drug with sustained duration of action usually occurs at concentrations slightly above the Cmin.
The Cmax is often measured in an effort to show bioequivalence between a generic and innovator drug product.[4] According to FDA, drug quality BA (bioavailability) and BE (bioequivalence) rely on pharmacokinetic measures such as AUC and Cmax that are reflective of systemic exposure.[5]
See also
- Area under the curve (pharmacokinetics)
- Cmin
References
- ^ Tracy TS (2004). "Pharmacokinetics". In Stitzel RE, Craig CF. Modern pharmacology with clinical applications. Hagerstwon, MD: Lippincott Williams & Wilkins. p. 49. ISBN 0-7817-3762-1.
- ^ http://www.lexjansen.com/phuse/2006/st/st03.pdf
- ^ Urso R, Blardi P, Giorgi G (March 2002). "A short introduction to pharmacokinetics". Eur Rev Med Pharmacol Sci 6 (2-3): 33–44. PMID 12708608.
- ^ Midha KK, Rawson MJ, Hubbard JW (October 2005). "The bioequivalence of highly variable drugs and drug products". Int J Clin Pharmacol Ther 43 (10): 485–98. doi:10.5414/cpp43485. PMID 16240706.
- ^ "Bioavailability and Bioequivalence Studies for Orally Administered Drug Products — General Considerations" (PDF). FDA. Retrieved 13 December 2013.
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English Journal
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- Food chemistry.Food Chem.2015 Nov 15;187:507-16. doi: 10.1016/j.foodchem.2015.04.081. Epub 2015 Apr 24.
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- Food chemistry.Food Chem.2015 Nov 1;186:97-105. doi: 10.1016/j.foodchem.2014.06.106. Epub 2014 Jul 15.
- Microwave-assisted extraction of flavonoids from Cyclocarya paliurus (Batal.) Iljinskaja leaves, its chemical composition and antioxidant activity were investigated in this study. The influences of parameters including temperature, extraction time, ratio of material to solvent and solvents on the yi
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★リンクテーブル★
[★]
- 英
- maximal concentration、maximum concentration
- 関
- 最大血中濃度、最高血中濃度、最高血漿中濃度、最高濃度
[★]
- 英
- maximum concentration、Cmax
- 関
- 最大濃度、最高血中濃度、最高血漿中濃度、最高濃度
[★]
- 英
- maximum concentration、Cmax
- 関
- 最大血中濃度、最大濃度、最高血漿中濃度、最高濃度
[★]
- 英
- maximum concentration
- 関
- 最大血中濃度、最大濃度、最高血中濃度、最高血漿中濃度
[★]
- 英
- maximum concentration
- 関
- 最大血中濃度、最大濃度、最高血中濃度、最高濃度
[★]
- 関
- attention、attentive、centralize、conc.、concentrate、concentrated、condensation、enrich、enrichment、focus
[★]
- 関
- largest、local maximum、maxima、maximal、maximally、maximum value、utmost