Back to top


What is this resource?

Medical Dictionary for Regulatory Activities (MedDRA) is a a rich and highly specific standardized medical terminology developed under the auspices of the International Conference on Harmonisation (ICH).

MedDRA support includes:

  • An international multi-lingual terminology

  • Standardized communication between industry and regulators

  • Support of electronic submissions

  • Application through all phases of the development cycle

  • Classification for a wide range of clinical information

  • Support for multiple medical product areas

  • A terminology that saves time, resources, and money

Who can use this resource?

All Children’s National Hospital and George Washington University research faculty and staff can utilize MedDRA.

How much does access to this resource cost?

MedDRA is offered at no cost. To see the cost of other CTSI-CN resources, please visit SPARC Request.

How do I access this resource?

Please click HERE to complete the MedDRA interest form. Once completed you will be provided instructions to register for access to MedDRA.

Who should I contact for more information?

Please contact Dr. Hiroki Morizono at if you should have any questions.

Related Links