China 99.9% Benzathine Benzylpenicillin USP Ep Cep CAS 1538-09-6

High quality USP 39/EP 8.7/BP 2012 Benzathine benzylpenicillin CAS NO 1538-09-6

The basic information:
Benzathine benzylpenicillin, also known as benzathine penicillin G, is an antibiotic useful for the treatment of a number of bacterial infections. Specifically it is to treat strep throat, diphtheria, syphilis, and yaws. It is also used to prevent rheumatic fever. It is given by injection into a muscle.Side effects include allergic reactions including anaphylaxis, and pain at the site of injection. When used to treat syphilis a reaction known as Jarisch-Herxheimermay occur. It is not recommended in those with a history of penicillin allergy or those with syphilis involving the nervous system. Use during pregnancy is generally safe. It is in the penicillin and beta lactam class of medications and works via benzylpenicillin. The benzathine component slowly releases the penicillin making the combination long acting.

English name:Benzathine benzylpenicillinCAS: 1538-09-6EINECS:216-260-5Assay,%≥99.0%Appearance:White PowderMolecular Formula:C48H56N6O8S2Molecular Weight909.12Usage:APIDelivery Detail:within 2 weeks after receiving payments

It is in the penicillin class of medications. It is slowly absorbed into the circulation, after intramuscular injection, and hydrolysed to benzylpenicillin . It is the drug-of-choice when prolonged low concentrations of benzylpenicillin are required and appropriate, allowing prolonged antibiotic action over 2-4 weeks after a single IM dose.

It is marketed by Pfizer (formerly by Wyeth) under the trade name .