Animal Experiments
Commons · Question 120393 · Tabled 12 Mar 2026 · Home Office · Official record
Answered 19 Mar 2026
Question
Asked by Ruth Jones
To ask the Secretary of State for the Home Department, how many animals were used in LD50 tests to evidence compliance with UK-only regulations in each of the last five years.
Answer
Answered by Sarah Jones, 19 Mar 2026
The Home Office publishes detailed annual statistics on the use of animals in science, including procedures for acute and subacute toxicity testing which covers tests such as LD50 (Lethal Dose 50) and LC50 (Lethal Concentration 50). These figures represen...