Yutopar
Brand names,
Yutopar
Analogs
Yutopar
Brand Names Mixture
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Chemical_Formula
C17H21NO3
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RX_link
No information avaliable
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fda sheet
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msds (material safety sheet)
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Synthesis Reference
Belg. pat. 660.244 (1965 to N.V. Philips), C.A. 63, 17965h (1965) corresp to Claassen et al., U.S. pat. 3,410,944 (1968 to No. Am. Philips)
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Molecular Weight
287.354 g/mol
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Melting Point
88-90 oC
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H2O Solubility
Complete
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State
Solid
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LogP
2.588
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Dosage Forms
Solution for IV; Capsule (extended-release); Tablet; Intramuscular injection
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Indication
For the treatment and prophylaxis of premature labour
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Pharmacology
Beta-2 adrenergic receptors are located at sympathetic neuroeffector junctions of many organs, including uterus. Ritodrine is beta-2 adrenergic agonist. It stimulates beta-2 adrenergic receptor, increases cAMP level and decreases intracellular calcium concentration. The decrease of calcium concentration leads to a relaxation of uterine smooth muscle.
Yutopar
Absorption
No information avaliable
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side effects and Toxicity
LD50=64mg/kg (mice, IV); LD50=540 mg/kg (mice, oral); LD50=85 mg/kg (rat, IV)
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Patient Information
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Organisms Affected
Humans and other mammals