Adverse event reporting

For the UK

Adverse events should be reported.
Reporting forms and information can be found at www.mhra.gov.uk/yellowcard .

Adverse events should also be reported to Actelion Pharmaceuticals UK Ltd on
+44 (0)208 987 3333 or actdrugsafetyuk@its.jnj.com

For IRL

Adverse events should be reported.
Reporting forms and information can be found at www.hpra.ie 

Adverse events should also be reported to Actelion Pharmaceuticals UK Ltd on
+44 (0)208 987 3333 or actdrugsafetyuk@its.jnj.com

Medical Information enquiries

For medical information enquiries please contact:

Media Enquiries

For media enquiries, please contact:

Actelion Pharmaceuticals Ltd
Gewerbestrasse 16
CH-4123 Allschwil
Switzerland

  • +41 61 565 62 62

General enquiries

Actelion Pharmaceuticals UK Ltd
Chiswick Tower
389 Chiswick High Road
London W4 4AL

Our office is moving. After 17th June 2019 please contact:

Actelion Pharmaceuticals UK Ltd
Janssen Ltd
50-100 Holmers Farm Way
High Wycombe
HP12 4DP
UK