Contact Us

Sun Pharmaceutical Industries, Inc., is committed to offering round-the-clock support to patients, caregivers, and healthcare professionals. If you have questions regarding our products and services, please use the appropriate information below to contact us.

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For general information regarding ILUMYA® (tildrakizumab-asmn) (or any Sun Product marketed in the United States):

  • Option 1 – Customer service
  • Option 2 – Report adverse events
  • Option 3 – Report product quality
  • Option 4 – Answers to medical questions

To contact Medical Information directly regarding ILUMYA® (or any other Sun product marketed in the United States):

Our Medical Information Specialists are available 8:00 am-8:00 pm ET; Monday to Friday except holidays.

To report adverse events directly:

  • Call Sun Pharmaceutical Industries, Inc. at 1-800-406-7984 (toll free) or
  • Call FDA at 1-800-FDA-1088 or

In case of medical emergency, please contact your physician immediately. Hours of operation may vary during US holidays.


Sun Pharmaceutical Industries, Inc.
2 Independence Way, Princeton, NJ 08540

Please allow for US postal service turnaround time. Response times may vary during US holiday periods.