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NT Labs Methylene Blue - Product defect recall alert

Product recall for two batches of NT Labs Methylene Blue.

We wish to advise you that NT Labs are initiating a Class II recall for two batches of the product Methylene Blue at the wholesaler/distributor level, in line with their GMP responsibility.

The composition stated on the bottle label & carton is incorrect.

The product contains 2.5 g/100 ml of Methylene Blue, however its label states concentration 2.5 mg/100 ml.

This recall affects the below mentioned batches only:

Product Batch Number Size Date of Manufacture Expiry date
Methylene Blue 21474 100ml 11/2024 11/2027
Methylene Blue 22055 100ml 02/2025 01/2028

NT Labs is contacting wholesale dealers to examine inventory immediately and quarantine products subject to this recall.

For further information regarding the recall, please contact Theo Thunder, Quality Control Manager at theo@ntlabs.co.uk or +44(0)1622 817692.

Updates to this page

Published 8 April 2025