Immunology
Hydroxychloroquine
Plaquenil
Generic nameHydroxychloroquine
Brand namePlaquenil
Medication classAntimalarial immunomodulator
Typical adult example200–400 mg
FrequencyOnce daily
Common uses
Recognition cues
- Rheumatoid arthritis
- Lupus
EMS relevance
Assessment context
- Overdose can cause rapid cardiovascular collapse; QT effects possible.