General Information
Drug ID
DR00693
Drug Name
Prazosin
Synonyms
1-(3-Amino-6,7-dimethoxy-2-quinazolinyl)-4-(2-furanyl-carbonyl)piperazine hydrochloride; 1-(4-Amino-6,7-dimethoxy-2-quinazolinyl)-4-(2-furanylcarbonyl) piperazine; 1-(4-Amino-6,7-dimethoxy-2-quinazolinyl)-4-(2-furanylcarbonyl)piperazine; 2-(4-(2-Furoyl)piperazin-1-yl)-4-amino-6,7-dimethoxyquinazoline; 2-[4-(2-furoyl)piperazin-1-yl]-6,7-dimethoxyquinazolin-4-amine; 4-(4-Amino-6,7-dimethoxyquinazolin-2-yl)piperazinyl 2-furyl ketone; CP-12299; Furazosin; Hypovase (TN); Justac; Lentopres; Minipress (TN); Piperazine, 1-(4-amino-6,7-dimethoxy-2-quinazolinyl)-4-(2-furoyl)-(8CI); Piperazine,1-(4-amino-6,7-dimethoxy-2-quinazolinyl)-4-(2-furanylcarbonyl)-(9CI); Prazocin; Prazosin (INN); Prazosin HCl; Prazosin [INN:BAN]; Prazosina; Prazosina [INN-Spanish]; Prazosine; Prazosine [INN-French]; Prazosinum; Prazosinum [INN-Latin]; TNP00312; Vasoflex (TN); [3H]-Prazosin; [4-(4-amino-6,7-dimethoxy-quinazolin-2-yl)piperazin-1-yl]-(2-furyl)methanone; [4-(4-amino-6,7-dimethoxyquinazolin-2-yl)piperazin-1-yl](furan-2-yl)methanone; [4-(4-amino-6,7-dimethoxyquinazolin-2-yl)piperazin-1-yl]-(furan-2-yl)methanone
Drug Type
Small molecular drug
Indication High blood pressure [ICD11:BA00] Approved [1]
Severe congestive heart failure [ICD11:BD10] Approved [1]
Therapeutic Class
Antihypertensive Agents
Structure
3D MOL 2D MOL
Formula
C19H21N5O4
Canonical SMILES
COC1=C(C=C2C(=C1)C(=NC(=N2)N3CCN(CC3)C(=O)C4=CC=CO4)N)OC
InChI
InChI=1S/C19H21N5O4/c1-26-15-10-12-13(11-16(15)27-2)21-19(22-17(12)20)24-7-5-23(6-8-24)18(25)14-4-3-9-28-14/h3-4,9-11H,5-8H2,1-2H3,(H2,20,21,22)
InChIKey
IENZQIKPVFGBNW-UHFFFAOYSA-N
CAS Number
CAS 19216-56-9
Pharmaceutical Properties Molecular Weight 383.4 Topological Polar Surface Area 107
Heavy Atom Count 28 Rotatable Bond Count 4
Hydrogen Bond Donor Count 1 Hydrogen Bond Acceptor Count 8
XLogP
2
PubChem CID
4893
PubChem SID
11112649 ,11112650 ,11113367 ,11120245 ,11120733 ,11121221 ,11121703 ,11122183 ,11335550 ,11360789 ,11362790 ,11363716 ,11365352 ,11366278 ,11367914 ,11368840 ,11370831 ,11370832 ,11371821 ,11373515 ,11374104 ,11376076 ,11377002 ,11406810 ,11461761 ,11466975 ,11468095 ,11485033 ,11486809 ,11489105 ,11490367 ,11492298 ,11494636 ,14804776 ,26751613 ,26751614 ,29223971 ,4500854 ,46508594 ,47364941 ,47364942 ,47588782 ,47662032 ,47662033 ,47662034 ,47662035 ,7980376 ,8153011 ,841974 ,9572
ChEBI ID
ChEBI:8364
TTD Drug ID
D0WV3U
DT(s) Transporting This Drug 1-Oct Transporter Info Organic cation transporter 1 Substrate [2]
BCRP Transporter Info Breast cancer resistance protein Substrate [3]
P-GP Transporter Info P-glycoprotein 1 Substrate [4]
Drug-Transporter Activity Data
Drug-Transporter Activity Data P-GP Transporter Info Km =20 microM High five cells-MDR1 [4]
References
1 Prazosin was approved by FDA. The official website of the U.S. Food and Drug Administration. (2019)
2 Implications of genetic polymorphisms in drug transporters for pharmacotherapy. Cancer Lett. 2006 Mar 8;234(1):4-33.
3 P-glycoprotein and breast cancer resistance protein expression and function at the blood-brain barrier and blood-cerebrospinal fluid barrier (choroid plexus) in streptozotocin-induced diabetes in rats. Brain Res. 2011 Jan 25;1370:238-45.
4 Evidence for two nonidentical drug-interaction sites in the human P-glycoprotein. Proc Natl Acad Sci U S A. 1997 Sep 30;94(20):10594-9.

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