Benzathine For Injection

Benzathine For Injection

Product name: Benzathine for injection
Package: 50vials/box
Specification: 0.6mega, 1.2mega, 2.4mega


Product name: Benzathine for injection

Package: 50vials/box

Specification: 0.6mega, 1.2mega, 2.4mega



OEM: Available

Shelf Life: 3 Years

Product Details

Benzathine for injection


This product is a sterile powder of dibenzyl ethylenediamine salt of penicillin [(C16H18N2O4S)2.C16H20N2] mixed with appropriate buffers and suspensions. Excipients are refined soft phospholipids.

Chemical name: (2S,5R,6R)-3,3-dimethyl-7-oxo-6-(2-phenylacetamide)-4-thia-1-azabicyclo[3.2.0] N,N'-Dibenzylethylenediamine salt of heptane-2-carboxylic acid.

Molecular Formula:(C16H18N2O4S)2 ·C16H20N2

Molecular weight: 909.14


This product is a white crystalline powder.


It is mainly used to prevent the recurrence of rheumatic fever and can also be used to control the epidemic of streptococcal infection.


0.6mega, 1.2mega, 2.4mega


Add appropriate amount of sterile water for injection before use to make a suspension. Intramuscular injection, an adult 600,000 to 1.2 million units, 2 to 4 weeks 1 time; children once 300,000 to 600,000 units, 2 to 4 weeks 1 time.

Adverse reactions

1. Allergic reactions: allergic reactions caused by penicillin may occur when using this product, of which rashes and other allergic reactions are more common, leukopenia, interstitial nephritis, asthma attacks and serum sickness reactions are rare, serious cases such as allergies Sexual shock may occur occasionally; once anaphylactic shock occurs, it must be rescued on the spot, and airway patency, oxygen and epinephrine, corticosteroids, and other treatment measures must be maintained.

2. Secondary infections: Double infection with penicillin-resistant S. aureus, Gram-negative bacilli, or Candida.


Patients with history of penicillin allergy or positive penicillin skin test were banned.


1. Before using this product, you need to ask about the history of drug allergy and

2. conduct penicillin skin test.

2. Those who are allergic to penicillin may be allergic to other penicillins and penicillamines. About 5% to 7% of patients with a history of penicillin allergy may have cross-sensitization to cephalosporins.

3. Patients with asthma, eczema, hay fever, urticaria and other allergic diseases should use this product with caution.

4. This product must be freshly prepared.

5. During the application of penicillin, the urine sugar may be detected as false positive by the copper sulfate method, but the glucosidase method is not affected.


Seal and keep in a dry place. 

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