WebMD explains the different types of side effects of prescription and over-the-counter medications, and the role of the FDA in approving and regulating them. The meaning of SIDE EFFECT is a secondary and usually adverse effect (as of a drug) —called also side reaction. How to use side effect in a sentence. Side Effects: Directed by Steven Soderbergh. With Rooney Mara, Channing Tatum, Jude Law, Catherine Zeta-Jones. A young woman's world unravels when a drug prescribed by her psychiatrist has unexpected side effects. While both side effects and adverse reactions refer to unwanted effects of medications, side effects are generally predictable and manageable, whereas adverse reactions are harmful, potentially severe, and may require urgent intervention. Side effects, also known as adverse reactions, are unwanted undesirable effects that are possibly related to a drug. Side effects can vary from minor problems like a runny nose to. While statins are effective and safe for most people, they have been linked to muscle pain, digestive problems, and mental fuzziness in some people. Rarely, they may cause liver damage. If you think your statins are causing side effects, don't just stop taking the pills. Talk to your healthcare team. Many treatments and medical procedures can cause side effects. Learn more about the types of effect that people may experience. In medicine, a side effect is an unintended effect caused by a medicinal drug or other treatment's capacities or properties, and these effects are often adverse but sometimes beneficial. [1] Side Effects is a 2013 American crime thriller film directed by Steven Soderbergh and written by Scott Z. Burns. It stars Rooney Mara as a woman who is prescribed experimental drugs by psychiatrists (Jude Law and Catherine Zeta-Jones) after her husband (Channing Tatum) is released from prison. Access detailed side effect information for thousands of prescription and over-the-counter medications, including common, less common, and rare adverse effects.