Budesonide/formoterol
Brand: Symbicort
No boxed warning on the current FDA label.
- Caution
- A controller, not a rescue inhaler; LABA monotherapy raises asthma death risk, which is why formoterol is combined with a steroid here (the combination box was removed in 2017).
Common side effects
- Oral thrush
- Hoarseness
- Headache
- Throat irritation
- Tremor
Key interactions
- Caution with other QT-prolonging drugs
- Additive tremor with other stimulants
- Some antifungals raise steroid levels
Counseling points
- Rinse mouth after each use
- Use daily as a controller, not a rescue inhaler
- Prime and clean the inhaler as directed
- Report worsening breathing
- Carry a separate rescue inhaler
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High-yield study aid for exam prep, not a substitute for the package insert or a pharmacist’s dispensing reference.