Adverse Event Reporting

Side effects (adverse events) should be reported. The documents for some medicines also display an inverted black triangle symbol indicating that they are subject to additional monitoring to support the quick identification of new safety information.

If you are a patient and experience any side effects while taking a Daiichi Sankyo product, please talk to your doctor, pharmacist or nurse. You can also report side effects directly to the Yellow Card Scheme at  By reporting side effects, you can help build the knowledge regarding the safety of the medicine.

If you are a health professional, adverse event reporting forms and information can be found at (or search for MHRA Yellow Card in Google Play or Apple App store). Adverse events should also be reported to Daiichi Sankyo on 0800 028 5122 or by email to


DSC/23/0088 - April 2023

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