Pyrogen may refer to:
*
Pyrogen (fever)
Fever, also referred to as pyrexia, is defined as having a temperature above the normal range due to an increase in the body's temperature set point. There is not a single agreed-upon upper limit for normal temperature with sources using val ...
, a fever inducing substance.
*
Pyrogen (pyrotechnics), a pyrotechnic composition producing flame when heated by e.g. a bridgewire
{{dab