Answer
Rifampicin (Rifadin for Infusion) has been associated with Steven-Johnson syndrome, toxic epidermal necrolysis, drug reaction with eosinophilia and systemic symptoms, and acute generalized exanthematous pustulosis, which can be life-threatening or fatal and have an unknown frequency.
Sources for this answer
- Rifadin For Infusion 600mgSANOFI · emc · SmPC §4.4 Special warnings and precautions for use · Version 32Document updated
Sources checked