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Identification
Name Brompheniramine
Accession Number DB00835 (APRD00832)
Type small molecule
Groups approved
Description

Histamine H1 antagonist used in treatment of allergies, rhinitis, and urticaria. [PubChem]

Structure Thumb
Download: MOL | SDF | SMILES | InChI
Display: 2D Structure | 3D Structure
Synonyms
  • Brompheniramine Maleate
Brand names
  • Bromfed
  • Bromfenex
  • Dimetane
  • Veltane
Brand name mixtures
  • Cold & Allergy (Brompheniramine Maleate + Phenylephrine Hydrochloride + Phenylpropanolamine Hydrochloride)
  • Cold & Allergy Relief - Liq (Brompheniramine Maleate + Phenylephrine Hydrochloride + Phenylpropanolamine Hydrochloride)
  • Cold Relief (Brompheniramine Maleate + Phenylpropanolamine Hydrochloride)
  • Cold Relief Dm (Brompheniramine Maleate + Dextromethorphan Hydrobromide + Phenylpropanolamine Hydrochloride)
  • Cough, Cold & Allergy Relief (Brompheniramine Maleate + Dextromethorphan Hydrobromide + Phenylephrine Hydrochloride + Phenylpropanolamine Hydrochloride)
  • Decongestant Antihistaminic Syrup (Brompheniramine Maleate + Phenylephrine Hydrochloride + Phenylpropanolamine Hydrochloride)
  • Dimetane Expectorant Liq (Brompheniramine Maleate + Guaifenesin + Phenylephrine Hydrochloride + Phenylpropanolamine Hydrochloride)
  • Dimetane Expectorant-C Syr (Brompheniramine Maleate + Codeine Phosphate + Guaifenesin + Phenylephrine Hydrochloride + Phenylpropanolamine Hydrochloride)
  • Dimetane Expectorant-C Syrup (Brompheniramine Maleate + Codeine Phosphate + Guaifenesin + Phenylephrine Hydrochloride)
  • Dimetane Expectorant-Dc Syr (Brompheniramine Maleate + Guaifenesin + Hydrocodone Bitartrate + Phenylephrine Hydrochloride + Phenylpropanolamine Hydrochloride)
  • Dimetane Expectorant-Dc Syrup (Brompheniramine Maleate + Guaifenesin + Hydrocodone Bitartrate + Phenylephrine Hydrochloride)
  • Dimetapp (Brompheniramine Maleate + Phenylephrine Hydrochloride)
  • Dimetapp Chewable Tablets (Brompheniramine Maleate + Phenylpropanolamine Hydrochloride)
  • Dimetapp Children's Cold & Allergy Tablets (Brompheniramine Maleate + Phenylpropanolamine Hydrochloride)
  • Dimetapp Children's Cold & Fever (Acetaminophen + Brompheniramine Maleate + Phenylpropanolamine Hydrochloride)
  • Dimetapp Clear (Brompheniramine Maleate + Phenylpropanolamine Hydrochloride)
  • Dimetapp Cough & Cold Liqui-Gels - Cap (Brompheniramine Maleate + Dextromethorphan Hydrobromide + Phenylpropanolamine Hydrochloride)
  • Dimetapp Cough, Cold & Flu (Acetaminophen + Brompheniramine Maleate + Dextromethorphan Hydrobromide + Phenylpropanolamine Hydrochloride)
  • Dimetapp Dm Cough & Cold Liquid (Brompheniramine Maleate + Dextromethorphan Hydrobromide + Phenylephrine Hydrochloride)
  • Dimetapp Dm Elixir (Brompheniramine Maleate + Dextromethorphan Hydrobromide + Phenylephrine Hydrochloride + Phenylpropanolamine Hydrochloride)
  • Dimetapp Dm Tab (Brompheniramine Maleate + Dextromethorphan Hydrobromide + Phenylephrine Hydrochloride + Phenylpropanolamine Hydrochloride)
  • Dimetapp Elixir (Brompheniramine Maleate + Phenylephrine Hydrochloride + Phenylpropanolamine Hydrochloride)
  • Dimetapp Extentabs (Brompheniramine Maleate + Phenylephrine Hydrochloride + Phenylpropanolamine Hydrochloride)
  • Dimetapp Extra Strength (Brompheniramine Maleate + Phenylephrine Hydrochloride)
  • Dimetapp Extra Strength Dm Cough & Cold (Brompheniramine Maleate + Dextromethorphan Hydrobromide + Phenylephrine Hydrochloride)
  • Dimetapp Liqui-Gels Cap (Brompheniramine Maleate + Phenylpropanolamine Hydrochloride)
  • Dimetapp Oral Infant Cold and Fever Drops (Acetaminophen + Brompheniramine Maleate + Phenylephrine Hydrochloride)
  • Dimetapp Oral Infant Cold Drops (Brompheniramine Maleate + Phenylephrine Hydrochloride)
  • Dimetapp Oral Infant Drops (Brompheniramine Maleate + Phenylephrine Hydrochloride + Phenylpropanolamine Hydrochloride)
  • Dimetapp Tab (Brompheniramine Maleate + Phenylephrine Hydrochloride + Phenylpropanolamine Hydrochloride)
  • Dimetapp-C Syr (Brompheniramine Maleate + Codeine Phosphate + Phenylephrine Hydrochloride + Phenylpropanolamine Hydrochloride)
  • Dimetapp-C Syrup (Brompheniramine Maleate + Codeine Phosphate + Phenylephrine Hydrochloride)
  • Pharmetapp Elixir (Brompheniramine Maleate + Phenylephrine Hydrochloride + Phenylpropanolamine Hydrochloride)
  • Tantapp Elixir (Brompheniramine Maleate + Phenylephrine Hydrochloride + Phenylpropanolamine Hydrochloride)
Categories
  • Anti-Allergic Agents
  • Histamine H1 Antagonists
CAS number 86-22-6
Weight Average: 319.239
Monoisotopic: 318.073161265
Chemical Formula C16H19BrN2
InChI Key InChIKey=ZDIGNSYAACHWNL-UHFFFAOYSA-N
InChI
InChI=1S/C16H19BrN2/c1-19(2)12-10-15(16-5-3-4-11-18-16)13-6-8-14(17)9-7-13/h3-9,11,15H,10,12H2,1-2H3
Plain Text
IUPAC Name
[3-(4-bromophenyl)-3-(pyridin-2-yl)propyl]dimethylamine
SMILES
CN(C)CCC(C1=CC=C(Br)C=C1)C1=NC=CC=C1
Plain Text
Mass Spec Not Available
Taxonomy
Kingdom Organic
Classes
  • Pheniramines
Substructures
  • Pheniramines
  • Pyridines and Derivatives
  • Benzene and Derivatives
  • Aliphatic and Aryl Amines
  • Aryl Halides
  • Heterocyclic compounds
  • Aromatic compounds
  • Phenylpropylamines
  • Imines
  • Halobenzenes
Pharmacology
Indication For the treatment of the symptoms of the common cold and allergic rhinitis, such as runny nose, itchy eyes, watery eyes, and sneezing.
Pharmacodynamics Brompheniramine is an antihistaminergic medication of the propylamine class. It is a first-generation antihistamine. In allergic reactions an allergen interacts with and cross-links surface IgE antibodies on mast cells and basophils. Once the mast cell-antibody-antigen complex is formed, a complex series of events occurs that eventually leads to cell-degranulation and the release of histamine (and other chemical mediators) from the mast cell or basophil. Once released, histamine can react with local or widespread tissues through histamine receptors. Histamine, acting on H1-receptors, produces pruritis, vasodilatation, hypotension, flushing, headache, tachycardia, and bronchoconstriction. Histamine also increases vascular permeability and potentiates pain. Brompheniramine is a histamine H1 antagonist (or more correctly, an inverse histamine agonist) of the alkylamine class. It provides effective, temporary relief of sneezing, watery and itchy eyes, and runny nose due to hay fever and other upper respiratory allergies.
Mechanism of action Brompheniramine works by acting as an antagonist of the H1 histamine receptors. It also functions as a moderately effective anticholingeric agent, likely an antimuscarinic agent similar to other common antihistamines such as diphenhydramine. Its effects on the cholinergic system may include side-effects such as drowsiness, sedation, dry mouth, dry throat, blurred vision, and increased heart rate.
Absorption Antihistamines are well absorbed from the gastrointestinal tract after oral administration.
Volume of distribution Not Available
Protein binding Not Available
Metabolism

Hepatic (cytochrome P-450 system), some renal.

Route of elimination Not Available
Half life Not Available
Clearance Not Available
Toxicity Oral, rat: LD50 = 318 mg/kg. Signs of overdose include fast or irregular heartbeat, mental or mood changes, tightness in the chest, and unusual tiredness or weakness.
Affected organisms
  • Humans and other mammals
Pathways Not Available
Pharmacoeconomics
Manufacturers
  • Alpharma us pharmaceuticals division
  • Kv pharmaceutical co
  • Pharmaceutical assoc inc div beach products
  • Usl pharma inc
  • Watson laboratories inc
  • Wyeth ayerst laboratories
  • Wyeth consumer healthcare
  • Barr laboratories inc
  • Ivax pharmaceuticals inc sub teva pharmaceuticals usa
  • Newtron pharmaceuticals inc
  • Nexgen pharma inc
  • Par pharmaceutical inc
  • Pioneer pharmaceuticals inc
  • Sandoz inc
  • Vitarine pharmaceuticals inc
Packagers
Dosage forms Not Available
Prices
Unit description Cost Unit
Brompheniramine maleate powder 9.83 USD g
Brovex ct 12 mg tablet chew 1.58 USD tablet
Brompheniramine 12 mg tablet chew 1.42 USD tablet
Bromfenex-pd capsule sa 0.56 USD capsule
Bromfed-dm cough syrup 0.21 USD ml
Brom-pseud-dm syrup 0.14 USD ml
Patents Not Available
Properties
State liquid
Melting point < 25 oC
Experimental Properties
Property Value Source
water solubility Freely soluble (maleate salt) PhysProp
logP 3.4 PhysProp
Predicted Properties
Property Value Source
water solubility 1.27e-02 g/l ALOGPS
logP 3.63 ALOGPS
logP 3.75 ChemAxon Molconvert
logS -4.40 ALOGPS
pKa ChemAxon Molconvert
hydrogen acceptor count 2 ChemAxon Molconvert
hydrogen donor count 0 ChemAxon Molconvert
polar surface area 16.13 ChemAxon Molconvert
rotatable bond count 5 ChemAxon Molconvert
refractivity 83.67 ChemAxon Molconvert
polarizability 32.08 ChemAxon Molconvert
References
Synthesis Reference Not Available
General Reference Not Available
External Links
Resource Link
KEGG Compound C06857 Link_out
PubChem Compound 6834 Link_out
PubChem Substance 46508137 Link_out
ChemSpider 6573 Link_out
BindingDB 50017666 Link_out
ChEBI 3183 Link_out
ChEMBL 3183 Link_out
Therapeutic Targets Database DAP001066 Link_out
PharmGKB PA448675 Link_out
Drug Product Database 2244079 Link_out
Drugs.com http://www.drugs.com/cdi/brompheniramine-12-hour-sustained-release-tablets.html Link_out
Wikipedia http://en.wikipedia.org/wiki/Brompheniramine Link_out
ATC Codes
  • R06AB01
  • R06AB06
AHFS Codes Not Available
PDB Entries Not Available
FDA label Not Available
MSDS show (73.1 KB)
Interactions
Drug Interactions Not Available
Food Interactions
  • Avoid alcohol.
  • Take with food.
Targets

1. Histamine H1 receptor

Pharmacological action: yes
Actions: antagonist

In peripheral tissues, the H1 subclass of histamine receptors mediates the contraction of smooth muscles, increase in capillary permeability due to contraction of terminal venules, and catecholamine release from adrenal medulla, as well as mediating neurotransmission in the central nervous system

Organism class: human
UniProt ID: P35367 Link_out
Gene: HRH1 Link_out
Protein Sequence: FASTA
Gene Sequence: FASTA
SNPs: SNPJam Report Link_out

References:
  1. Bokesoy TA, Onaran HO: Atypical Schild plots with histamine H1 receptor agonists and antagonists in the rabbit aorta. Eur J Pharmacol. 1991 May 2;197(1):49-56. Pubmed
  2. Onaran HO, Bokesoy TA: Kinetics of antagonism at histamine-H1 receptors in isolated rabbit arteries. Naunyn Schmiedebergs Arch Pharmacol. 1990 Apr;341(4):316-23. Pubmed
  3. Yanni JM, Stephens DJ, Parnell DW, Spellman JM: Preclinical efficacy of emedastine, a potent, selective histamine H1 antagonist for topical ocular use. J Ocul Pharmacol. 1994 Winter;10(4):665-75. Pubmed
  4. Cusack B, Nelson A, Richelson E: Binding of antidepressants to human brain receptors: focus on newer generation compounds. Psychopharmacology (Berl). 1994 May;114(4):559-65. Pubmed
  5. Yasuda SU, Yasuda RP: Affinities of brompheniramine, chlorpheniramine, and terfenadine at the five human muscarinic cholinergic receptor subtypes. Pharmacotherapy. 1999 Apr;19(4):447-51. Pubmed
  6. Chen X, Ji ZL, Chen YZ: TTD: Therapeutic Target Database. Nucleic Acids Res. 2002 Jan 1;30(1):412-5. Pubmed

2. Muscarinic acetylcholine receptor M1

Pharmacological action: unknown
Actions: antagonist

The muscarinic acetylcholine receptor mediates various cellular responses, including inhibition of adenylate cyclase, breakdown of phosphoinositides and modulation of potassium channels through the action of G proteins. Primary transducing effect is Pi turnover

Organism class: human
UniProt ID: P11229 Link_out
Gene: CHRM1 Link_out
Protein Sequence: FASTA
Gene Sequence: FASTA
SNPs: SNPJam Report Link_out

References:
  1. Yasuda SU, Yasuda RP: Affinities of brompheniramine, chlorpheniramine, and terfenadine at the five human muscarinic cholinergic receptor subtypes. Pharmacotherapy. 1999 Apr;19(4):447-51. Pubmed

3. Muscarinic acetylcholine receptor M2

Pharmacological action: unknown
Actions: antagonist

The muscarinic acetylcholine receptor mediates various cellular responses, including inhibition of adenylate cyclase, breakdown of phosphoinositides and modulation of potassium channels through the action of G proteins. Primary transducing effect is adenylate cyclase inhibition

Organism class: human
UniProt ID: P08172 Link_out
Gene: CHRM2 Link_out
Protein Sequence: FASTA
Gene Sequence: FASTA
SNPs: SNPJam Report Link_out

References:
  1. Yasuda SU, Yasuda RP: Affinities of brompheniramine, chlorpheniramine, and terfenadine at the five human muscarinic cholinergic receptor subtypes. Pharmacotherapy. 1999 Apr;19(4):447-51. Pubmed

4. Muscarinic acetylcholine receptor M3

Pharmacological action: unknown
Actions: antagonist

The muscarinic acetylcholine receptor mediates various cellular responses, including inhibition of adenylate cyclase, breakdown of phosphoinositides and modulation of potassium channels through the action of G proteins. Primary transducing effect is Pi turnover

Organism class: human
UniProt ID: P20309 Link_out
Gene: CHRM3 Link_out
Protein Sequence: FASTA
Gene Sequence: FASTA
SNPs: SNPJam Report Link_out

References:
  1. Yasuda SU, Yasuda RP: Affinities of brompheniramine, chlorpheniramine, and terfenadine at the five human muscarinic cholinergic receptor subtypes. Pharmacotherapy. 1999 Apr;19(4):447-51. Pubmed

5. Muscarinic acetylcholine receptor M4

Pharmacological action: unknown
Actions: antagonist

The muscarinic acetylcholine receptor mediates various cellular responses, including inhibition of adenylate cyclase, breakdown of phosphoinositides and modulation of potassium channels through the action of G proteins. Primary transducing effect is inhibition of adenylate cyclase

Organism class: human
UniProt ID: P08173 Link_out
Gene: CHRM4 Link_out
Protein Sequence: FASTA
Gene Sequence: FASTA
SNPs: SNPJam Report Link_out

References:
  1. Yasuda SU, Yasuda RP: Affinities of brompheniramine, chlorpheniramine, and terfenadine at the five human muscarinic cholinergic receptor subtypes. Pharmacotherapy. 1999 Apr;19(4):447-51. Pubmed

6. Muscarinic acetylcholine receptor M5

Pharmacological action: unknown
Actions: antagonist

The muscarinic acetylcholine receptor mediates various cellular responses, including inhibition of adenylate cyclase, breakdown of phosphoinositides and modulation of potassium channels through the action of G proteins. Primary transducing effect is Pi turnover

Organism class: human
UniProt ID: P08912 Link_out
Gene: CHRM5 Link_out
Protein Sequence: FASTA
Gene Sequence: FASTA
SNPs: SNPJam Report Link_out

References:
  1. Yasuda SU, Yasuda RP: Affinities of brompheniramine, chlorpheniramine, and terfenadine at the five human muscarinic cholinergic receptor subtypes. Pharmacotherapy. 1999 Apr;19(4):447-51. Pubmed

Enzymes

1. Cytochrome P450 2B6

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: P20813 Link_out
Gene: CYP2B6 Link_out
Protein Sequence: FASTA
Gene Sequence: FASTA
SNPs: SNPJam Report Link_out

References:
  1. Preissner S, Kroll K, Dunkel M, Senger C, Goldsobel G, Kuzman D, Guenther S, Winnenburg R, Schroeder M, Preissner R: SuperCYP: a comprehensive database on Cytochrome P450 enzymes including a tool for analysis of CYP-drug interactions. Nucleic Acids Res. 2010 Jan;38(Database issue):D237-43. Epub 2009 Nov 24. Pubmed

2. Cytochrome P450 2C19

Actions: substrate

Responsible for the metabolism of a number of therapeutic agents such as the anticonvulsant drug S-mephenytoin, omeprazole, proguanil, certain barbiturates, diazepam, propranolol, citalopram and imipramine

UniProt ID: P33261 Link_out
Gene: CYP2C19 Link_out
Protein Sequence: FASTA
Gene Sequence: FASTA
SNPs: SNPJam Report Link_out

References:
  1. Preissner S, Kroll K, Dunkel M, Senger C, Goldsobel G, Kuzman D, Guenther S, Winnenburg R, Schroeder M, Preissner R: SuperCYP: a comprehensive database on Cytochrome P450 enzymes including a tool for analysis of CYP-drug interactions. Nucleic Acids Res. 2010 Jan;38(Database issue):D237-43. Epub 2009 Nov 24. Pubmed

3. Cytochrome P450 2C8

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. In the epoxidation of arachidonic acid it generates only 14,15- and 11,12-cis-epoxyeicosatrienoic acids. It is the principal enzyme responsible for the metabolism the anti- cancer drug paclitaxel (taxol)

UniProt ID: P10632 Link_out
Gene: CYP2C8
Protein Sequence: FASTA
Gene Sequence: FASTA
SNPs: SNPJam Report Link_out

References:
  1. Preissner S, Kroll K, Dunkel M, Senger C, Goldsobel G, Kuzman D, Guenther S, Winnenburg R, Schroeder M, Preissner R: SuperCYP: a comprehensive database on Cytochrome P450 enzymes including a tool for analysis of CYP-drug interactions. Nucleic Acids Res. 2010 Jan;38(Database issue):D237-43. Epub 2009 Nov 24. Pubmed

4. Cytochrome P450 2C9

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. This enzyme contributes to the wide pharmacokinetics variability of the metabolism of drugs such as S- warfarin, diclofenac, phenytoin, tolbutamide and losartan

UniProt ID: P11712 Link_out
Gene: CYP2C9
Protein Sequence: FASTA
Gene Sequence: FASTA
SNPs: SNPJam Report Link_out

References:
  1. Preissner S, Kroll K, Dunkel M, Senger C, Goldsobel G, Kuzman D, Guenther S, Winnenburg R, Schroeder M, Preissner R: SuperCYP: a comprehensive database on Cytochrome P450 enzymes including a tool for analysis of CYP-drug interactions. Nucleic Acids Res. 2010 Jan;38(Database issue):D237-43. Epub 2009 Nov 24. Pubmed

5. Cytochrome P450 2D6

Actions: substrate, inhibitor

Responsible for the metabolism of many drugs and environmental chemicals that it oxidizes. It is involved in the metabolism of drugs such as antiarrhythmics, adrenoceptor antagonists, and tricyclic antidepressants

UniProt ID: P10635 Link_out
Gene: CYP2D6 Link_out
Protein Sequence: FASTA
Gene Sequence: FASTA
SNPs: SNPJam Report Link_out

References:
  1. Preissner S, Kroll K, Dunkel M, Senger C, Goldsobel G, Kuzman D, Guenther S, Winnenburg R, Schroeder M, Preissner R: SuperCYP: a comprehensive database on Cytochrome P450 enzymes including a tool for analysis of CYP-drug interactions. Nucleic Acids Res. 2010 Jan;38(Database issue):D237-43. Epub 2009 Nov 24. Pubmed

6. Cytochrome P450 2E1

Actions: substrate

Metabolizes several precarcinogens, drugs, and solvents to reactive metabolites. Inactivates a number of drugs and xenobiotics and also bioactivates many xenobiotic substrates to their hepatotoxic or carcinogenic forms

UniProt ID: P05181 Link_out
Gene: CYP2E1 Link_out
Protein Sequence: FASTA
Gene Sequence: FASTA
SNPs: SNPJam Report Link_out

References:
  1. Preissner S, Kroll K, Dunkel M, Senger C, Goldsobel G, Kuzman D, Guenther S, Winnenburg R, Schroeder M, Preissner R: SuperCYP: a comprehensive database on Cytochrome P450 enzymes including a tool for analysis of CYP-drug interactions. Nucleic Acids Res. 2010 Jan;38(Database issue):D237-43. Epub 2009 Nov 24. Pubmed

7. Cytochrome P450 3A4

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 Link_out
Gene: CYP3A4
Protein Sequence: FASTA
Gene Sequence: FASTA
SNPs: SNPJam Report Link_out

References:
  1. Preissner S, Kroll K, Dunkel M, Senger C, Goldsobel G, Kuzman D, Guenther S, Winnenburg R, Schroeder M, Preissner R: SuperCYP: a comprehensive database on Cytochrome P450 enzymes including a tool for analysis of CYP-drug interactions. Nucleic Acids Res. 2010 Jan;38(Database issue):D237-43. Epub 2009 Nov 24. Pubmed

Comments
Drug created on June 13, 2005 07:24 / Updated on April 19, 2011 15:06

This project is supported by Genome Alberta & Genome Canada, a not-for-profit organization that is leading Canada's national genomics strategy with $600 million in funding from the federal government. This project is also supported in part by GenomeQuest, Inc., an enterprise genomic information company serving the life science community.