Clinical Services International (CSI) is a world leader in the sourcing and management of quality certified commercially available medicines (comparators, concomitant medication, rescue medication) for clinical trials.
25+ years' experience in drug development and clinical trial supplies
Sourcing from Europe, USA, Latin America, and Asia Pacific
Relationships with manufacturers
95 manufacturers; we work directly with all big Pharmaceuticals and Generic Manufacturers
Headquartered in London and with operations in the UK, Germany, and the USA, we provide efficient solutions and serve global trials.
We are not a pharmaceutical wholesaler: We are CSI: the science-based clinical trial supply leader.
We are passionate about customer service, quality, innovation, and making rapidly available safe medicines.
Our longstanding experience in intelligent sourcing and clinical trials enables us to provide custom made solutions to address the most complex requirements.
We accelerate drug development and reduce timelines by providing a fully integrated service.
Proud supplier to top 10 Pharmaceuticals and leading Biotechnology Companies
Partner of choice to 5 top CROs.
Partner of choice to leading Global Contract Manufacturing Organisations (CMO)
Here is what our clients have to say…
"I am truly extremely pleased that CSI managed to achieve the purchasing and delivery milestones which one could say “Mission Impossible” considering the tight market situation and strict requirement to test a batch which lead to the needs to reserve stock for weeks. A very BIG THANK YOU to CSI team for going beyond. Without you, we would be at a lost and not able to achieve the FPI milestone. "
"You ARE THE BEST. Thank you so much."
"Thank you both for high collaboration and pro-activity really appreciate."