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Details

Stereochemistry RACEMIC
Molecular Formula 2C11H17NO3.H2O4S
Molecular Weight 520.594
Optical Activity ( + / - )
Defined Stereocenters 0 / 2
E/Z Centers 0
Charge 0

SHOW SMILES / InChI
Structure of METAPROTERENOL SULFATE

SMILES

OS(O)(=O)=O.CC(C)NCC(O)C1=CC(O)=CC(O)=C1.CC(C)NCC(O)C2=CC(O)=CC(O)=C2

InChI

InChIKey=MKFFGUZYVNDHIH-UHFFFAOYSA-N
InChI=1S/2C11H17NO3.H2O4S/c2*1-7(2)12-6-11(15)8-3-9(13)5-10(14)4-8;1-5(2,3)4/h2*3-5,7,11-15H,6H2,1-2H3;(H2,1,2,3,4)

HIDE SMILES / InChI
Metaproterenol, also known as Orciprenaline, is a brochodilator that is FDA approved for the treatment of bronchial asthma and for reversible bronchospasm which may occur in association with bronchitis and emphysema. Metaproterenol Sulfate is a potent beta-adrenergic stimulator with a rapid onset of action. It is postulated that beta-adrenergic stimulants produce many of their pharmacological effects by activation of adenyl cyclase, the enzyme which catalyzes the conversion of adrenosine triphosphate to cyclic adenosine monosphosphate. Metaproterenol is a moderately selective beta(2)-adrenergic agonist that stimulates receptors of the smooth muscle in the lungs, uterus, and vasculature supplying skeletal muscle, with minimal or no effect on alpha-adrenergic receptors.

Approval Year

TargetsConditions

Conditions

ConditionModalityTargetsHighest PhaseProduct
Primary
Metaproterenol

Approved Use

Metaproterenol Sulfate Inhalation Solution is indicated as a bronchodilator for bronchial asthma and for reversible bronchospasm which may occur in association with bronchitis and emphysema.

Launch Date

1973
T1/2

T1/2

ValueDoseCo-administeredAnalytePopulation
2.1 h
single, oral
METAPROTERENOL plasma
Homo sapiens
population: UNKNOWN
age: UNKNOWN
sex: UNKNOWN
food status: UNKNOWN
Doses

Doses

DosePopulationAdverse events​
10 mL 3 times / day multiple, oral
Dose: 10 mL, 3 times / day
Route: oral
Route: multiple
Dose: 10 mL, 3 times / day
Sources:
unhealthy, adults
n = 1120
Health Status: unhealthy
Condition: bronchial asthma
Age Group: adults
Population Size: 1120
Sources:
Other AEs: Tachycardia, Headache...
Other AEs:
Tachycardia (6.1%)
Headache (1.1%)
Nervousness (4.8%)
Nausea (1.3%)
Tremor (1.6%)
Sources:
AEs

AEs

AESignificanceDosePopulation
Headache 1.1%
10 mL 3 times / day multiple, oral
Dose: 10 mL, 3 times / day
Route: oral
Route: multiple
Dose: 10 mL, 3 times / day
Sources:
unhealthy, adults
n = 1120
Health Status: unhealthy
Condition: bronchial asthma
Age Group: adults
Population Size: 1120
Sources:
Nausea 1.3%
10 mL 3 times / day multiple, oral
Dose: 10 mL, 3 times / day
Route: oral
Route: multiple
Dose: 10 mL, 3 times / day
Sources:
unhealthy, adults
n = 1120
Health Status: unhealthy
Condition: bronchial asthma
Age Group: adults
Population Size: 1120
Sources:
Tremor 1.6%
10 mL 3 times / day multiple, oral
Dose: 10 mL, 3 times / day
Route: oral
Route: multiple
Dose: 10 mL, 3 times / day
Sources:
unhealthy, adults
n = 1120
Health Status: unhealthy
Condition: bronchial asthma
Age Group: adults
Population Size: 1120
Sources:
Nervousness 4.8%
10 mL 3 times / day multiple, oral
Dose: 10 mL, 3 times / day
Route: oral
Route: multiple
Dose: 10 mL, 3 times / day
Sources:
unhealthy, adults
n = 1120
Health Status: unhealthy
Condition: bronchial asthma
Age Group: adults
Population Size: 1120
Sources:
Tachycardia 6.1%
10 mL 3 times / day multiple, oral
Dose: 10 mL, 3 times / day
Route: oral
Route: multiple
Dose: 10 mL, 3 times / day
Sources:
unhealthy, adults
n = 1120
Health Status: unhealthy
Condition: bronchial asthma
Age Group: adults
Population Size: 1120
Sources:
Overview

Overview

CYP3A4CYP2C9CYP2D6hERG

OverviewOther

Other InhibitorOther SubstrateOther Inducer


Drug as perpetrator​

Drug as perpetrator​

TargetModalityActivityMetaboliteClinical evidence
no
Drug as victim

Drug as victim

TargetModalityActivityMetaboliteClinical evidence
yes [Km 780.5 uM]
PubMed

PubMed

TitleDatePubMed
Objective and subjective tremor responses to oral beta 2 agents on first exposure. A comparison of metaproterenol and terbutaline.
1982 Oct
Bronchodilator and side effects of different modes of administration of metaproterenol: inhaled, oral, and in combination.
1986 Mar
Bronchodilator effects of oral metaproterenol sulfate in preschool children with asthma.
1987 Jan
Case of psychosis due to prednisone-clarithromycin interaction.
1998 Sep
Genomic biomarkers for cardiotoxicity in rats as a sensitive tool in preclinical studies.
2013 Oct
Patents

Patents

Sample Use Guides

Metaproterenol Sulfate Inhalation Solution is for administration with the aid of an intermittent positive pressure breathing apparatus (IPPB) or air driven nebulizer. The usual adult dose is one vial per nebulization treatment. Each vial of 0.4% is equivalent to 0.2 mL Metaproterenol Sulfate Inhalation Solution 5% diluted 2.5 mL with Normal Saline. Each vial of 0.6% is equivalent to 0.3 mL Metaproterenol Sulfate Inhalation Solution 5% diluted to 2.5 mL with Normal Saline. Usually, treatment need not be repeated more often than every four hours to relieve acute attacks of bronchospasm. As part of a total treatment program in chronic bronchospastic pulmonary diseases, Metaproterenol Sulfate Inhalation Solution may be administered three or four times a day.
Route of Administration: Respiratory
In Vitro Use Guide
Metaproterenol (10(-4), 10(-5) and 10(-6)M) significantly inhibited the in vitro development of memory CTL activity of young mice.
Name Type Language
METAPROTERENOL SULFATE
USAN  
Official Name English
METAPROTERENOL SULFATE [USP MONOGRAPH]
Common Name English
ORCIPRENALINE SULFATE [MART.]
Common Name English
TH-152
Code English
(±)-3,5-DIHYDROXY-.ALPHA.-((ISOPROPYLAMINO)METHYL)BENZYL ALCOHOL SULPHATE (2:1)
Systematic Name English
METAPROTERENOL SULFATE [ORANGE BOOK]
Common Name English
ORCIPRENALINE SULFATE [EP MONOGRAPH]
Common Name English
1,3-BENZENEDIOL, 5-(1-HYDROXY-2-(1-METHYLETHYL)AMINO)ETHYL-, (±)-, SULPHATE (2:1) (SALT)
Common Name English
(±)-3,5-DIHYDROXY-.ALPHA.-((ISOPROPYLAMINO)METHYL)BENZYL ALCOHOL SULFATE (2:1)
Systematic Name English
ORCIPRENALINE SULFATE
EP   MART.   WHO-DD  
Common Name English
METAPROTERENOL SULFATE [USP-RS]
Common Name English
Orciprenaline sulfate [WHO-DD]
Common Name English
ORCIPRENALINE SULPHATE
Common Name English
1,3-BENZENEDIOL, 5-(1-HYDROXY-2-(1-METHYLETHYL)AMINO)ETHYL-, (±)-, SULFATE (2:1) (SALT)
Common Name English
ALUPENT
Brand Name English
METAPROTERENOL SULFATE [VANDF]
Common Name English
METAPROTERENOL SULPHATE
Common Name English
METAPROTERENOL SULFATE [USAN]
Common Name English
PROMETA
Brand Name English
ORCIPRENALINE SULFATE [JAN]
Common Name English
METAPROTERENOL SULFATE [MI]
Common Name English
Classification Tree Code System Code
NCI_THESAURUS C319
Created by admin on Fri Dec 15 15:01:09 GMT 2023 , Edited by admin on Fri Dec 15 15:01:09 GMT 2023
Code System Code Type Description
ChEMBL
CHEMBL776
Created by admin on Fri Dec 15 15:01:09 GMT 2023 , Edited by admin on Fri Dec 15 15:01:09 GMT 2023
PRIMARY
MERCK INDEX
m7272
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PRIMARY Merck Index
CAS
5874-97-5
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PRIMARY
DRUG BANK
DBSALT000295
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PRIMARY
RXCUI
6804
Created by admin on Fri Dec 15 15:01:09 GMT 2023 , Edited by admin on Fri Dec 15 15:01:09 GMT 2023
PRIMARY RxNorm
ECHA (EC/EINECS)
227-539-6
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PRIMARY
FDA UNII
GJ20H50YF0
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PRIMARY
PUBCHEM
441333
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PRIMARY
EVMPD
SUB03533MIG
Created by admin on Fri Dec 15 15:01:09 GMT 2023 , Edited by admin on Fri Dec 15 15:01:09 GMT 2023
PRIMARY
CHEBI
83332
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PRIMARY
RS_ITEM_NUM
1395500
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PRIMARY
SMS_ID
100000085920
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PRIMARY
NCI_THESAURUS
C47605
Created by admin on Fri Dec 15 15:01:09 GMT 2023 , Edited by admin on Fri Dec 15 15:01:09 GMT 2023
PRIMARY
EPA CompTox
DTXSID4045391
Created by admin on Fri Dec 15 15:01:09 GMT 2023 , Edited by admin on Fri Dec 15 15:01:09 GMT 2023
PRIMARY