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| Name | Nimodipine | |||||||||||||||||||||||||||||||||||||||
| Accession Number | DB00393 (APRD00612) | |||||||||||||||||||||||||||||||||||||||
| Type | small molecule | |||||||||||||||||||||||||||||||||||||||
| Groups | approved | |||||||||||||||||||||||||||||||||||||||
| Description | Nimodipine is a 1,4-dihydropyridine calcium channel blocker. It acts primarily on vascular smooth muscle cells by stabilizing voltage-gated L-type calcium channels in their inactive conformation. By inhibiting the influx of calcium in smooth muscle cells, nimodipine prevents calcium-dependent smooth muscle contraction and subsequent vasoconstriction. Compared to other calcium channel blocking agents, nimodipine exhibits greater effects on cerebral circulation than on peripheral circulation. Nimodipine is used to as an adjunct to improve the neurologic outcome following subarachnoid hemorrhage from ruptured intracranial aneurysm. |
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| Structure |
Download: MOL | SDF | SMILES | InChI Display: 2D Structure | 3D Structure |
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| Salts | Not Available | |||||||||||||||||||||||||||||||||||||||
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| Brand mixtures | Not Available | |||||||||||||||||||||||||||||||||||||||
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| CAS number | 66085-59-4 | |||||||||||||||||||||||||||||||||||||||
| Weight |
Average: 418.4403 Monoisotopic: 418.174001196 |
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| Chemical Formula | C21H26N2O7 | |||||||||||||||||||||||||||||||||||||||
| InChI Key | InChIKey=UIAGMCDKSXEBJQ-UHFFFAOYSA-N | |||||||||||||||||||||||||||||||||||||||
| InChI |
InChI=1S/C21H26N2O7/c1-12(2)30-21(25)18-14(4)22-13(3)17(20(24)29-10-9-28-5)19(18)15-7-6-8-16(11-15)23(26)27/h6-8,11-12,19,22H,9-10H2,1-5H3
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| IUPAC Name |
3-(2-methoxyethyl) 5-propan-2-yl 2,6-dimethyl-4-(3-nitrophenyl)-1,4-dihydropyridine-3,5-dicarboxylate
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| SMILES |
COCCOC(=O)C1=C(C)NC(C)=C(C1C1=CC(=CC=C1)[N+]([O-])=O)C(=O)OC(C)C
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| Mass Spec | Not Available | |||||||||||||||||||||||||||||||||||||||
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| Kingdom | Organic | |||||||||||||||||||||||||||||||||||||||
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| Pharmacology | ||||||||||||||||||||||||||||||||||||||||
| Indication | For use as an adjunct to improve neurologic outcome following subarachnoid hemorrhage (SAH) from ruptured intracranial berry aneurysms by reducing the incidence and severity of ischemic deficits. | |||||||||||||||||||||||||||||||||||||||
| Pharmacodynamics | Nimodipine belongs to the class of pharmacological agents known as calcium channel blockers. Nimodipine is indicated for the improvement of neurological outcome by reducing the incidence and severity of ischemic deficits in patients with subarachnoid hemorrhage from ruptured congenital aneurysms who are in good neurological condition post-ictus (e.g., Hunt and Hess Grades I-III). The contractile processes of smooth muscle cells are dependent upon calcium ions, which enter these cells during depolarization as slow ionic transmembrane currents. Nimodipine inhibits calcium ion transfer into these cells and thus inhibits contractions of vascular smooth muscle. In animal experiments, nimodipine had a greater effect on cerebral arteries than on arteries elsewhere in the body perhaps because it is highly lipophilic, allowing it to cross the blood brain barrier. | |||||||||||||||||||||||||||||||||||||||
| Mechanism of action | Although the precise mechanism of action is not known, nimodipine blocks intracellular influx of calcium through voltage-dependent and receptor-operated slow calcium channels across the membranes of myocardial, vascular smooth muscle, and neuronal cells. Nimodipine binds specifically to L-type voltage-gated calcium channels. The inhibition of calcium ion transfer results in the inhibition of vascular smooth muscle contraction. Evidence suggests that the dilation of small cerebral resistance vessels, with a resultant increase in collateral circulation, and/or a direct effect involving the prevention of calcium overload in neurons may be responsible for nimodipine's clinical effect in patients with subarachnoid hemorrhage. | |||||||||||||||||||||||||||||||||||||||
| Absorption | Bioavailability is 100% following intravenous administration and 3-30% following oral administration due to extensive first-pass metabolism. | |||||||||||||||||||||||||||||||||||||||
| Volume of distribution | Not Available | |||||||||||||||||||||||||||||||||||||||
| Protein binding | 95% | |||||||||||||||||||||||||||||||||||||||
| Metabolism | Hepatic metabolism via cytochrome P450 3A4. | |||||||||||||||||||||||||||||||||||||||
| Route of elimination | Not Available | |||||||||||||||||||||||||||||||||||||||
| Half life | 1.7-9 hours | |||||||||||||||||||||||||||||||||||||||
| Clearance | Not Available | |||||||||||||||||||||||||||||||||||||||
| Toxicity | Symptoms of overdosage would be expected to be related to cardiovascular effects such as excessive peripheral vasodilation with marked systemic hypotension. | |||||||||||||||||||||||||||||||||||||||
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DrugBank does not sell nor buy drugs. Pricing information is supplied for informational
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| Patents | Not Available | |||||||||||||||||||||||||||||||||||||||
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| State | solid | |||||||||||||||||||||||||||||||||||||||
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| Synthesis Reference | Not Available | |||||||||||||||||||||||||||||||||||||||
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| PDB Entries | Not Available | |||||||||||||||||||||||||||||||||||||||
| FDA label | show (504 KB) | |||||||||||||||||||||||||||||||||||||||
| MSDS | show (73.3 KB) | |||||||||||||||||||||||||||||||||||||||
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1. Voltage-dependent L-type calcium channel subunit alpha-1C Pharmacological action: yesActions: inhibitor Voltage-sensitive calcium channels (VSCC) mediate the entry of calcium ions into excitable cells and are also involved in a variety of calcium-dependent processes, including muscle contraction, hormone or neurotransmitter release, gene expression, cell motility, cell division and cell death. The isoform alpha-1C gives rise to L-type calcium currents. Long-lasting (L-type) calcium channels belong to the "high-voltage activated" (HVA) group. They are blocked by dihydropyridines (DHP), phenylalkylamines, benzothiazepines, and by omega-agatoxin-IIIA (omega-Aga-IIIA). They are however insensitive to omega-conotoxin- GVIA (omega-CTx-GVIA) and omega-agatoxin-IVA (omega-Aga-IVA). Calcium channels containing the alpha-1C subunit play an important role in excitation-contraction coupling in the heart. The various isoforms display marked differences in the sensitivity to DHP compounds Organism class: humanUniProt ID: Q13936 ![]() Gene: CACNA1C ![]() Protein Sequence: FASTA Gene Sequence: FASTA SNPs: SNPJam Report ![]() References:
2. Voltage-dependent L-type calcium channel subunit alpha-1D Pharmacological action: yesActions: inhibitor Voltage-sensitive calcium channels (VSCC) mediate the entry of calcium ions into excitable cells and are also involved in a variety of calcium-dependent processes, including muscle contraction, hormone or neurotransmitter release, gene expression, cell motility, cell division and cell death. The isoform alpha-1D gives rise to L-type calcium currents. Long-lasting (L-type) calcium channels belong to the "high-voltage activated" (HVA) group. They are blocked by dihydropyridines (DHP), phenylalkylamines, benzothiazepines, and by omega-agatoxin-IIIA (omega-Aga-IIIA). They are however insensitive to omega-conotoxin- GVIA (omega-CTx-GVIA) and omega-agatoxin-IVA (omega-Aga-IVA) Organism class: humanUniProt ID: Q01668 ![]() Gene: CACNA1D ![]() Protein Sequence: FASTA Gene Sequence: FASTA SNPs: SNPJam Report ![]() References:
3. Voltage-dependent L-type calcium channel subunit alpha-1F Pharmacological action: yesActions: inhibitor Voltage-sensitive calcium channels (VSCC) mediate the entry of calcium ions into excitable cells and are also involved in a variety of calcium-dependent processes, including muscle contraction, hormone or neurotransmitter release, gene expression, cell motility, cell division and cell death. The isoform alpha-1F gives rise to L-type calcium currents. Long-lasting (L-type) calcium channels belong to the "high-voltage activated" (HVA) group. They are blocked by dihydropyridines (DHP), phenylalkylamines, benzothiazepines, and by omega-agatoxin-IIIA (omega-Aga-IIIA). They are however insensitive to omega-conotoxin- GVIA (omega-CTx-GVIA) and omega-agatoxin-IVA (omega-Aga-IVA) Organism class: humanUniProt ID: O60840 ![]() Gene: CACNA1F ![]() Protein Sequence: FASTA Gene Sequence: FASTA SNPs: SNPJam Report ![]() References:
4. Voltage-dependent L-type calcium channel subunit alpha-1S Pharmacological action: yesActions: inhibitor Voltage-sensitive calcium channels (VSCC) mediate the entry of calcium ions into excitable cells and are also involved in a variety of calcium-dependent processes, including muscle contraction, hormone or neurotransmitter release, gene expression, cell motility, cell division and cell death. The isoform alpha-1S gives rise to L-type calcium currents. Long-lasting (L-type) calcium channels belong to the "high-voltage activated" (HVA) group. They are blocked by dihydropyridines (DHP), phenylalkylamines, benzothiazepines, and by omega-agatoxin-IIIA (omega-Aga-IIIA). They are however insensitive to omega-conotoxin- GVIA (omega-CTx-GVIA) and omega-agatoxin-IVA (omega-Aga-IVA). Calcium channels containing the alpha-1S subunit play an important role in excitation-contraction coupling in skeletal muscle Organism class: humanUniProt ID: Q13698 ![]() Gene: CACNA1S ![]() Protein Sequence: FASTA Gene Sequence: FASTA SNPs: SNPJam Report ![]() References:
5. Voltage-dependent L-type calcium channel subunit beta-1 Pharmacological action: yesActions: inhibitor The beta subunit of voltage-dependent calcium channels contributes to the function of the calcium channel by increasing peak calcium current, shifting the voltage dependencies of activation and inactivation, modulating G protein inhibition and controlling the alpha-1 subunit membrane targeting Organism class: humanUniProt ID: Q02641 ![]() Gene: CACNB1 ![]() Protein Sequence: FASTA Gene Sequence: FASTA SNPs: SNPJam Report ![]() References:
6. Voltage-dependent L-type calcium channel subunit beta-2 Pharmacological action: yesActions: inhibitor The beta subunit of voltage-dependent calcium channels contributes to the function of the calcium channel by increasing peak calcium current, shifting the voltage dependencies of activation and inactivation, modulating G protein inhibition and controlling the alpha-1 subunit membrane targeting Organism class: humanUniProt ID: Q08289 ![]() Gene: CACNB2 ![]() Protein Sequence: FASTA Gene Sequence: FASTA SNPs: SNPJam Report ![]() References:
7. Voltage-dependent L-type calcium channel subunit beta-3 Pharmacological action: yesActions: inhibitor The beta subunit of voltage-dependent calcium channels contributes to the function of the calcium channel by increasing peak calcium current, shifting the voltage dependencies of activation and inactivation, modulating G protein inhibition and controlling the alpha-1 subunit membrane targeting Organism class: humanUniProt ID: P54284 ![]() Gene: CACNB3 ![]() Protein Sequence: FASTA Gene Sequence: FASTA SNPs: SNPJam Report ![]() References:
8. Voltage-dependent L-type calcium channel subunit beta-4 Pharmacological action: yesActions: inhibitor The beta subunit of voltage-dependent calcium channels contributes to the function of the calcium channel by increasing peak calcium current, shifting the voltage dependencies of activation and inactivation, modulating G protein inhibition and controlling the alpha-1 subunit membrane targeting Organism class: humanUniProt ID: O00305 ![]() Gene: CACNB4 ![]() Protein Sequence: FASTA Gene Sequence: FASTA SNPs: SNPJam Report ![]() References:
Pharmacological action: unknown
Actions: antagonist Receptor for both mineralocorticoids (MC) such as aldosterone and glucocorticoids (GC) such as corticosterone or cortisol. Binds to mineralocorticoid response elements (MRE) and transactivates target genes. The effect of MC is to increase ion and water transport and thus raise extracellular fluid volume and blood pressure and lower potassium levels Organism class: humanUniProt ID: P08235 ![]() Gene: NR3C2 ![]() Protein Sequence: FASTA Gene Sequence: FASTA SNPs: SNPJam Report ![]() References:
Pharmacological action: unknown
Actions: agonist Ligand-activated transcriptional activator. Binds to the XRE promoter region of genes it activates. Activates the expression of multiple phase I and II xenobiotic chemical metabolizing enzyme genes (such as the CYP1A1 gene). Mediates biochemical and toxic effects of halogenated aromatic hydrocarbons. Involved in cell-cycle regulation. Likely to play an important role in the development and maturation of many tissues Organism class: humanUniProt ID: P35869 ![]() Gene: AHR ![]() Protein Sequence: FASTA Gene Sequence: FASTA SNPs: SNPJam Report ![]() References:
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Actions: substrate
Cytochromes P450 are a group of heme-thiolate monooxygenases. In liver microsomes, this enzyme is involved in an NADPH-dependent electron transport pathway. It performs a variety of oxidation reactions (e.g. caffeine 8-oxidation, omeprazole sulphoxidation, midazolam 1'-hydroxylation and midazolam 4- hydroxylation) of structurally unrelated compounds, including steroids, fatty acids, and xenobiotics. The enzyme also hydroxylates etoposide UniProt ID: P08684![]() Gene: CYP3A4 Protein Sequence: FASTA Gene Sequence: FASTA SNPs: SNPJam Report ![]() References:
Actions: substrate
Cytochromes P450 are a group of heme-thiolate monooxygenases. In liver microsomes, this enzyme is involved in an NADPH-dependent electron transport pathway. It oxidizes a variety of structurally unrelated compounds, including steroids, fatty acids, and xenobiotics UniProt ID: P20815![]() Gene: CYP3A5 ![]() Protein Sequence: FASTA Gene Sequence: FASTA SNPs: SNPJam Report ![]() References:
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