Benzathine

Benzathine benzylpenicillin, also known as Bicillin L-A, is a long-acting form of penicillin antibiotic used for the treatment of a variety of bacterial infections. It is a type of penicillin G. It is one of the recommended treatments for syphilis, rheumatic fever, and streptococcal infections.

Medical uses

Benzathine benzylpenicillin is used to treat a wide variety of bacterial infections. It is particularly effective against infections caused by Streptococcus and Treponema pallidum, the bacterium that causes syphilis. It is also used in the prevention of rheumatic fever and chorea.

Pharmacology

Benzathine benzylpenicillin is a form of penicillin G. It works by inhibiting the synthesis of bacterial cell walls, leading to cell death. It is slowly absorbed into the bloodstream when injected, providing prolonged action.

Side effects

Common side effects of benzathine benzylpenicillin include allergic reactions, pain at the injection site, and fever. Severe allergic reactions can result in anaphylaxis, a potentially life-threatening condition.

History

Benzathine benzylpenicillin was first introduced in the 1950s. It has since become a standard treatment for syphilis and other bacterial infections.

See also

• Penicillin
• Antibiotic
• Syphilis
• Rheumatic fever
• Streptococcal infection

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