Description Ibuprofen Denk 400mg contains ibuprofen which is used for pain relief and fever. It relieves pain and inflammation in conditions like headache, muscle pain, dental pain or joint pain.Its ia non-steroidal anti-inflammatory drug (NSAID). It works by blocking the release of certain chemical messengers that cause fever, pain and inflammation (redness and swelling). How to use Take one tablet three times daily.It should be taken with food or milk to avoid getting an upset stomach. Precautions Ibuprofen Denk should be used with caution in liver and kidney disease.When taken with alcohol it increases the risk of stomach bleeding.Its unsafe to take during pregnancy.It should be taken with food or milk to avoid getting an upset stomach. It can cause serious complications like stomach bleeding and kidney problems if taken for a long time. Ibuprofen Denk can raise your risk of blood clots, heart attack, or a stroke.Common side effects include constipation,nausea,abdominal pain,diarrhoea, epigastric pain,flatulence,vomiting, and Indigestion.