ECFS

Co-trimoxazole

C

MEDICATION TYPE

Antibiotic

INDICATIONS

Treatment of Burkholderia cepacia, Achromobacter, S.maltophilia, H influenza, MSSA, prophylaxis and treatment of PCP, Mycobacterium abscessus infection.

DRUG INTERACTIONS

Amiodarone
Increased risk of ventricular arrhythmias.

Cyclosporin
Renal impairment.

Methotrexate
Increased antifolate effect.

Phenytoin
Antifolate effect increased also phenytoin level increased.

Sulphonylureas
Antidiabetic effect enhanced.

Warfarin
Increases INR.

NOTES

Monitor FBC, U&Es. Risk of severe cutaneous reactions — counsel.

Unverified — pending review

MEDICAL WARNING

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