Captopril: Difference between revisions

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<applet  load="" size="480" color="" frame="true"  spin="on" Scene ="Rosiglitazone/Rosiglitazon/1" align="right" caption="Rosiglitazone, also known as Avandia"/>
<StructureSection load='' size='340' side='right' caption='Captopril, also known as Capoten' scene='Captopril/Captopril/2'>
===Better Known as: Capoten===
===Better Known as: Capoten===
* Marketed By: Bristol-Myers Squibb<br />
* Marketed By: Bristol-Myers Squibb<br />
* Major Indication: Hypertension & Congestive Heart Failure<br />
* Major Indication: [[Hypertension & Congestive Heart Failure]]<br />
* Drug Class: [[ACE]] Inhibitor
* Drug Class: [[ACE]] Inhibitor
* Date of FDA Approval (Patent Expiration): 1981 (1996)<br />
* Date of FDA Approval (Patent Expiration): 1981 (1996)<br />
* 2009 Sales: N/A
* 2009 Sales: N/A
* Why You Should Care: It was the first Angiotensin-Converting Enzyme Inhibitor. Was one of the earliest successes of Structure-Based drug design.  
* Importance: It was the first [[Angiotensin-Converting Enzyme]] Inhibitor. Was one of the earliest successes of Structure-Based drug design paving the way for future discoveries.  
* The following is a list of Pharmacokinetic Parameters. See: [[Pharmaceutical Drugs]] for more information
* See [[Pharmaceutical Drugs]] for more information about other drugs and diseases
 
===Mechanism of Action===
===Mechanism of Action===
 
Extensive research has validated a pathological role for Angiotensin II in cardiac, renal and vascular diseases. <ref>PMID:17083068</ref> Bradykinin, a small peptide that counterbalance the effects of Angiotensin II by acting as a strong vasodilator upon binding AT2, is degraded by the same ACE-1 enzyme. Since ACE-1 is the primary producer of Angiotensin II and primary degrader of Bradykinins, inhibition of ACE-1 has proven an effective treatment for Hypertension and Congestive Heart Failure. Captopril binds to the ACE-1 binding site of <scene name='Captopril/Ace/1'>Angiotensin-Converting enzyme</scene>, preventing ACE-1 from binding angiotensin. Captopril,<scene name='Captopril/Captopril_binding/1'> binds ACE-1 precisely</scene>, forming electrostatic interactions with His 353, Glu 384, Lys 511, His 513 and Tyr 520, along with zinc cation. <ref>PMID:15236580</ref>
</StructureSection>
===Pharmacokinetics===
===Pharmacokinetics===
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{{:ACE Inhibitor Pharmacokinetics}}
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{| class="wikitable" border="1" width="50%" style="text-align:center"
==References==
|-
<references/>
!  colspan="6" align="center"| ACE-Inhibitor [[Pharmaceutical_Drugs#Pharmacokinetics_Translated|Pharmacokinetics]] Comparison at Equivalent Dosages
__NOEDITSECTION__
|-
__NOTOC__
! Parameter
! Captopril
! Lisinopril
! Enalapril
! Benazepril
|-
! [[Pharmaceutical_Drugs#Tmax|T<sub>max</sub>]] (hr)
!
!
!
!
|-
! [[Pharmaceutical_Drugs#Cmax|C<sub>max</sub>]] (ng/ml)
!
!
!
!
|-
! [[Pharmaceutical_Drugs#Bioavailability_.28F.29|Bioavailability]] (%)
!
!
!
!
|-
! [[Pharmaceutical_Drugs#Protein_Binding|Protein Binding]] (%)
! 96.7
!
!
!
|-
! [[Pharmaceutical_Drugs#Half_Life_.28T1.2F2.29|T<sub>1/2</sub>]] (hr)
!
!
!
!
|-
! [[Pharmaceutical_Drugs#Area_Under_the_Curve_.28AUC.29|AUC]] (ng/ml/hr)
!
!
!
!
|-
! [[Pharmaceutical_Drugs#Inhibitory_Concentration_.28IC50.29|IC<sub>50</sub>]] (nM)
!
!
!
!
|-
! Equivalent Dosage (mg)
!
!
!
!
|-
! Metabolism
!
!
!
!
|}