If you wish to advise Actelion of any side-effects that takes place, please do not hesitate to use this form.
An adverse event is defined as any untoward medical occurrence in a patient or clinical investigation subject administered a pharmaceutical product. This untoward medical occurrence does not necessarily imply a causal relationship with the particular treatment and includes the following:
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In processing your personal data, Actelion will fully comply with internationally recognized standards of data protection. In doing so, Actelion ensures compliance of its staff with strict standards of security and confidentiality.