Eisai Co., Ltd Technical & Scientific Office
Saudi Arabia

We are a global leading research-based pharmaceutical company working in the neurology and oncology therapeutic areas and we define our corporate mission as "giving first thought to patients and their families, and to increasing the benefits health care provides". We call this human health care or hhc.

What is an adverse event?

An adverse event (AE) means “any untoward medical occurrence in a patient or clinical trial subject administered a medicinal product and which does not necessarily have a causal relationship with this treatment".

What is pharmacovigilance?

Pharmacovigilance is the science and activities relating to the detection, assessment, understanding and prevention of adverse effects or any other drug-related problems with the ultimate goal of ensuring and improving patient safety.

Reporting method

Anyone including the public who need to report an adverse event or product complaint can send an email to ME_safety@eisai.net with the following information: product information, adverse event, reporter information and patient information.