WELCOME TO TDL TRIALS

A DIVISION OF THE DOCTORS LABORATORY DEDICATED TO THE SUPPORT OF CLINICAL TRIALS

TDL Trials offers highly specialised and regulatory compliant pathology services for single and multicentre Phase I, II and III clinical trials, Safety and Pharmacodynamic testing and patient monitoring services to the Pharmaceutical, Biotechnology and Research Organisations.


From our London and Manchester CPA accredited laboratories, TDL supports a wide range of therapeutic areas for organisations undertaking clinical studies throughout the UK, Europe, Australasia and the USA.  As part of Sonic Healthcare Limited, we can offer clients support for studies operating Worldwide. 

As a laboratory dedicated to the support of Clinical Trials, with over 20 years experience in Pathology services, TDL is both flexible and solution orientated and provides clients with the experience and flexibility all professional partnerships demand.  Operating 24 hours a day, 7 days a week provides a vital service to our clients, especially where volunteer’s safety is paramount.  We pride ourselves on our ability to offer a bespoke service and provide commitment to service excellence.