User:Mr. Ibrahem/Metamizole

Metamizole, also known as dipyrone, is a pain medication, spasm reliever, and fever reducer. It may be used when other medications are not effective. Onset is rapid and effects last up to 8 hours. It is may be given by mouth, rectally, or by injection.

Common side effects include sleepiness, abdominal discomfort, and nausea. Serious side effects my include allergic reactions, including anaphylaxis, and low white blood cells. While it appears relatively safe in early pregnancy, there are concerns in later pregnancy. Use is not recommended when breastfeeding. It is in the ampyrone family of medicines. It is not an opioid; though sources differ regarding if it is an NSAID.

Metamizole was patented in 1922 and was first used medically in Germany. It is marketed under various trade names. It was withdrawal from market in a number of countries, including the United States and United Kingdom, in the 1960s and 70s due to side effects. Though it remains available in parts of Europe and the developing world as of 2019.