The following monograph – Benzathine Benzylpenicillin has been updated to clarify the concentration of the Bicillin L-A product as it appears in the Strength field.
This update also includes the updated generic name of the drug from Benzathine Penicillin to the more accurate description of the generic product as Benzathine Benzylpenicilliin.
The change is as follows:
Current monograph:
| Medicine | Strength |
|
Benzathine Penicillin Bicillin L-A
|
900 mg/2.3 mL
To calculate part doses, use a concentration of 442 mg/mL |
UPDATED monograph:
| Medicine | Strength |
|
Benzathine Benzylpenicillin Bicillin L-A Also known as benzathine penicillin |
900 mg/2.3 mL of benzathine benzylpenicillin (1016.6 mg/2.3 mL of benzathine benzylpenicillin tetrahydrate).
To calculate part doses, use a concentration of 391.3 mg/mL of benzathine benzylpenicillin (442 mg/mL of benzathine benzylpenicillin tetrahydrate). |
The Benzathine Benzylpenicillin monograph appears as Benzathine Penicillin in the printed Paediatric Injectable Guidelines 5th Edition Book on the following pages:
Paediatric Injectable Guidelines – 5th Edition Feb 2016 – Page 15
Paediatric Injectable Guidelines – 5th Edition Jan 2018 reprint – Page 16
We have created a sticker to update the printed book which you can download here: ERRATA – Benzathine Benzylpenicillin (PDF)
Alternatively if you would like a copy of the errata sticker sent to you, please send your request to: pharmacy.business@rch.org.au
If you have any queries related to the errata, please contact The Royal Children’s Hospital Medicines Information team on (03) 9345 5208.