An Adverse Event (AE), also known as a side effect, is an unwanted and unintended response in a patient, after receiving a medicinal product,that may or may not have been caused by treatment with this product. The information you provide helps to ensure the safety of our products and our patients. If you need to report an adverse event for one of Roche’s products please email us on pakistan.drug_safety@roche.com or report it online here