FOI release

Freedom of Information request — vaccine batch records, 1996 and 2000

Some or all of the information requested was not provided because we determined that the cost to do so would exceed the appropriate limit.

Case reference FOI2026/00871

Received 8 August 2026

Published 18 September 2026

Request

Batch Product Date administered E5019 Diphtheria, tetanus, pertussis (triple) with polio 11 January 1996 E5019 Diphtheria, tetanus, pertussis (triple) with polio 13 February 1996 E5015 Diphtheria, tetanus, pertussis (triple) with polio 26 March 1996 HB15350 Measles, mumps and rubella (MMR) 31 December 1996 HJ11120 Measles, mumps and rubella (MMR), booster 27 March 2000 N1156-51 S125PP Diphtheria/tetanus (double) with polio, booster 27 March 2000 2 | P a g e For each of the six batches listed above, please provide: 1. The product name and the marketing authorisation holder or manufacturer. 2. The UK batch release certification issued in respect of that batch, including any independent testing carried out by the National Institute for Biological Standards and Control, and the certificate of analysis or equivalent release documentation. 3. Details of any out-of-specification, out-of-trend, or non-conforming test result recorded against that batch at any stage of release testing. 4. Details of any quality defect investigation, manufacturer field alert, recall, quarantine, or Drug Alert notice issued in relation to that batch. 5. The number of Yellow Card adverse reaction reports recorded against that batch number, broken down by reaction category. Additionally: 1. For batches E5019 and E5015 specifically, the thiomersal content per dose expressed in micrograms of ethylmercury, together with the specification range for that product at the time of release. 2. For the Haemophilus influenzae type b (Hib) vaccine in routine NHS use in England between January and March 1996: the product name, the marketing authorisation holder, and the thiomersal content per dose. 3. Any quality defect investigation, recall, or Drug Alert notice issued in respect of any DTwP or Hib batch distributed in England between January and June 1996.

Response

See attached

Documents

• FOI2026_00871 (redacted).pdf (918.9 KB)

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