Lopressor description: Difference between revisions

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Lopressor, metoprolol [[tartrate]] USP, is a selective [[beta1]]-adrenoreceptor blocking agent, available as 50- and 100-mg tablets for oral administration and in 5-mL ampuls for intravenous administration. Each ampul contains a sterile solution of metoprolol [[tartrate]] USP, 5 mg, and sodium chloride USP, 45 mg, and water for injection USP. Metoprolol [[tartrate]] USP is (±)-1-(Isopropylamino)-3-[p-(2-methoxyethyl)phenoxy]-2-propanol L-(+)-[[tartrate]] (2:1) salt, and its structural formula is:
Lopressor, metoprolol [[tartrate]] USP, is a selective [[beta1]]-adrenoreceptor blocking agent, available as 50- and 100-mg tablets for oral administration and in 5-mL ampuls for intravenous administration. Each ampul contains a sterile solution of metoprolol [[tartrate]] USP, 5 mg, and sodium chloride USP, 45 mg, and water for [[injection]] USP. Metoprolol [[tartrate]] USP is (±)-1-(Isopropylamino)-3-[p-(2-methoxyethyl)phenoxy]-2-propanol L-(+)-[[tartrate]] (2:1) salt, and its structural formula is:


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Metoprolol [[tartrate]] USP is a white, practically odorless, crystalline powder with a molecular weight of 684.82. It is very soluble in water; freely soluble in methylene chloride, in chloroform, and in alcohol; slightly soluble in acetone; and insoluble in ether.
Metoprolol [[tartrate]] USP is a white, practically odorless, crystalline powder with a molecular weight of 684.82. It is very soluble in water; freely soluble in [[methylene chloride]], in [[chloroform]], and in [[alcohol]]; slightly soluble in [[acetone]]; and insoluble in [[ether]].


Inactive Ingredients: Tablets contain cellulose compounds, colloidal silicon dioxide, D&C Red No. 30 aluminum lake (50-mg tablets), FD&C Blue No. 2 aluminum lake (100-mg tablets), lactose, magnesium stearate, polyethylene glycol, propylene glycol, povidone, sodium starch glycolate, talc, and titanium dioxide.<ref name="dailymed.nlm.nih.gov">{{Cite web  | last =  | first =  | title = LOPRESSOR (METOPROLOL [[tartrate]]) TABLET [NOVARTIS PHARMACEUTICALS CORPORATION] | url =http://dailymed.nlm.nih.gov/dailymed/lookup.cfm?setid=bb05420c-fd24-4672-9f62-fdd313819287 | publisher =  | date =  | accessdate = }}</ref>
Inactive Ingredients: Tablets contain cellulose compounds, colloidal silicon dioxide, D&C Red No. 30 aluminum lake (50-mg tablets), FD&C Blue No. 2 aluminum lake (100-mg tablets), lactose, magnesium stearate, polyethylene glycol, propylene glycol, povidone, sodium starch glycolate, talc, and titanium dioxide.<ref name="dailymed.nlm.nih.gov">{{Cite web  | last =  | first =  | title = LOPRESSOR (METOPROLOL [[tartrate]]) TABLET [NOVARTIS PHARMACEUTICALS CORPORATION] | url =http://dailymed.nlm.nih.gov/dailymed/lookup.cfm?setid=bb05420c-fd24-4672-9f62-fdd313819287 | publisher =  | date =  | accessdate = }}</ref>

Revision as of 06:11, 13 March 2014

Metoprolol
Clinical data
Trade namesLopressor, Toprol-xl
AHFS/Drugs.comMonograph
MedlinePlusa682864
[[Regulation of therapeutic goods |Template:Engvar data]]
Pregnancy
category
  • AU: C
  • US: C (Risk not ruled out)
Routes of
administration		Oral, IV
ATC code
Legal status
Legal status
  • In general: ℞ (Prescription only)
Pharmacokinetic data
Bioavailability12%
MetabolismHepatic via CYP2D6, CYP3A4
Elimination half-life3-7 hours
ExcretionRenal
Identifiers
CAS Number
PubChem CID
IUPHAR/BPS
DrugBank
ChemSpider
UNII
KEGG
ChEBI
ChEMBL
E number{{#property:P628}}
ECHA InfoCard{{#property:P2566}}Lua error in Module:EditAtWikidata at line 36: attempt to index field 'wikibase' (a nil value).
Chemical and physical data
FormulaC15H25NO3
Molar mass267.364 g/mol
3D model (JSmol)
Melting point120 °C (248 °F)
  (verify)

Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]

Lopressor, metoprolol tartrate USP, is a selective beta1-adrenoreceptor blocking agent, available as 50- and 100-mg tablets for oral administration and in 5-mL ampuls for intravenous administration. Each ampul contains a sterile solution of metoprolol tartrate USP, 5 mg, and sodium chloride USP, 45 mg, and water for injection USP. Metoprolol tartrate USP is (±)-1-(Isopropylamino)-3-[p-(2-methoxyethyl)phenoxy]-2-propanol L-(+)-tartrate (2:1) salt, and its structural formula is:

Metoprolol tartrate USP is a white, practically odorless, crystalline powder with a molecular weight of 684.82. It is very soluble in water; freely soluble in methylene chloride, in chloroform, and in alcohol; slightly soluble in acetone; and insoluble in ether.

Inactive Ingredients: Tablets contain cellulose compounds, colloidal silicon dioxide, D&C Red No. 30 aluminum lake (50-mg tablets), FD&C Blue No. 2 aluminum lake (100-mg tablets), lactose, magnesium stearate, polyethylene glycol, propylene glycol, povidone, sodium starch glycolate, talc, and titanium dioxide.[1]

References

  1. ↑ "LOPRESSOR (METOPROLOL [[tartrate]]) TABLET [NOVARTIS PHARMACEUTICALS CORPORATION]". URL–wikilink conflict (help)

Adapted from the FDA Package Insert.

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