About aztreonam lysine
Monobactam antibiotic
Used for
- Treats chronic Pseudomonas aeruginosa lung infection in people with cystic fibrosis.
Usual adult dose
75 mg by nebulizer three times daily for 28 days; usually followed by 28 days off.
Usual dose in children
For cystic fibrosis patients aged 7 years and older: 75 mg by nebulizer three times daily for 28 days; usually followed by 28 days off.
Common side effects
- Cough
- Nasal congestion
- Wheezing or breathing difficulty
- Fever
Important warnings
- Not for sudden breathing problems or other lung infections.
- Bronchospasm may occur; inhaled bronchodilator pretreatment may be used.
- Use only with the Altera nebulizer system.
- Complete the prescribed treatment cycle.
Pregnancy
Human pregnancy data are limited; use when expected benefit outweighs potential risk.
Breastfeeding
It is unknown whether inhaled aztreonam passes into breast milk; systemic absorption is low.
Interactions
- No major interactions are established; tell clinicians about other inhaled antibiotics.
AI-generated from general medical knowledge, not from this product's official leaflet. It may be incomplete or out of date. Not medical advice — ask a pharmacist or doctor before making any decision.