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Get help to classify pharmaceutical products used to treat or prevent diseases or ailments (in humans or animals), including comparators used in clinical trials and placebos.
Guidance on using non-investigational medicinal products in a clinical trial.
How to apply for a clinical trial including eligibility, phases, model IMPDs, costs and how to make changes to your application.
Requirements for an Animal Test Certificate (ATC) to carry out the field trial of a veterinary medicine in animals (clinical trial) in the UK.
Guidance for clinical trials that use Decentralised Manufactured Investigational Medicinal Products (IMPs).
Past and current clinical trials into therapeutic and antiviral treatments for COVID-19, how to take part, and which treatments have proven to be effective.
Information on comparator products used in studies supporting abridged marketing authorisation application.
Guidance on labelling for medicinal products used in clinical trials.
Guidance on the collection, verification, and reporting of safety events in clinical trials of an investigational medicinal product.
How to apply for a clinical trial from 28 April 2026, including eligibility, phases, model IMPDs, costs and how to make changes to your application.
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