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Reporting side effects

You can report side effect directly to Napp via email or to the Medicines and Healthcare Regulatory Agency (MHRA) via their Yellow card reporting scheme at

Supply and stock enquiries

For any enquiries relating to supply and stock of our products, please email

Media Enquiries

For media enquiries, please contact our Press Office:


Medical Information

For enquiries about any of our products or therapeutic areas, please contact the Medical Information Department on +44 (0)1223 424444 or email us at

Please note that our services are only available to UK-based healthcare professionals and patients. Our normal enquiry service is available from 8.30 a.m. to 5.00 p.m. on Monday to Friday. For urgent medical queries outside of these times, please dial +44 (0)1223 424444.

Opioid Charter

For Mundipharma’s Charter on the responsible medical use of opioid analgesics in pain management click here.

Opioid Safety Statement

“Attention should be given as the use of opioids has a risk of addiction, misuse and abuse. Therefore, appropriate assessment and monitoring is a requirement at initiation, maintenance and tapering down of opioid therapy.”