Propyphenazone


Propyphenazone is a derivative of phenazone with similar analgesic and antipyretic effects. It is known as isopropylantipyrine in Japan. It was patented in 1931. The drug is marketed as a combination of tablets in effective treatment for primary headache disorder. It is marketed globally by Bayer, and in India as "Saridon" by Piramal, and "Dart" by Juggat Pharma.

Serious adverse events

There have been case reports describing risk of acute inferior myocardial infarction with low atrial rhythm due to propyphenazone.

Excerpt from WHO comments

Banned