Merlin is ibuprofen suspension, a non-steroidal anti-inflammatory drug. If you take too much of it. First, it can affect the mucous membrane of the digestive system and can cause some mucosal damage, leading to some inflammation, nausea, vomiting, abdominal pain or having bleeding ulcers. Secondly, Merlin is a drug that, if taken in excess, can increase the risk of developing a drug rash. In addition, Merlin may cause damage to liver and kidney function, resulting in elevated transaminases and even liver failure. If you take too much Merlin, it may affect the function of the hematopoietic system, leading to a decrease in white blood cells or platelets. Therefore, when using Merlin, you must strictly follow the instructions for use and dosage, and not overdose, usually not more than 4 times in a day.