ECFS

Aztreonam lysine

A

MEDICATION TYPE

Antibiotic

INDICATIONS

The suppressive therapy of chronic pulmonary infections due to Pseudomonas aeruginosa in patients with cystic fibrosis (CF) aged 6 years and older.

DRUG INTERACTIONS

Allopurinol
Increased risk of rash with concomitant use.

Methotrexate
Increases methotrexate toxicity (reduced secretion).

Probenecid
Reduces penicillin excretion.

NOTES

Pre-treat with bronchodilator. 28-day on/off cycles.

Unverified — pending review

MEDICAL WARNING

Aztreonam lysine should only be administered under the supervision of a healthcare professional. Always verify against current BNF and your local CF protocol before prescribing.