Azithromycin and Citalopram: Drug Interaction Guide
Quick answer: This combination requires caution. Azithromycin and Citalopram can be used together with adjustments and monitoring.
How Azithromycin interacts with Citalopram
Both agents prolong the QT interval through delayed cardiac repolarization, producing additive risk of torsades de pointes especially in patients with electrolyte disturbance or underlying heart disease.
What you should do
Obtain baseline ECG and electrolytes; avoid in patients with QTc >450 ms or use alternative antibiotic such as amoxicillin where clinically appropriate.
Key facts
Severity
Moderate — caution required
Mechanism
Both agents prolong the QT interval through delayed cardiac repolarization, producing additive risk of torsades de point...
Action
Obtain baseline ECG and electrolytes; avoid in patients with QTc >450 ms or use alternative antibiotic such as amoxicill...
Frequently asked questions
Can I take Azithromycin and Citalopram together?
With caution. Obtain baseline ECG and electrolytes; avoid in patients with QTc >450 ms or use alternative antibiotic such as amoxicillin where clinically appropriate.
What is the severity of this interaction?
The interaction between Azithromycin and Citalopram is classified as Moderate — caution required. Both agents prolong the QT interval through delayed cardiac repolarization, producing additive risk of torsades de pointes especially in patients with electrolyte disturbance or underlying heart disease.
What should I do if I'm prescribed both?
Obtain baseline ECG and electrolytes; avoid in patients with QTc >450 ms or use alternative antibiotic such as amoxicillin where clinically appropriate. Always consult your prescribing clinician — do not stop or change medications without medical guidance.
Last reviewed: by iMedic Medical Editorial Team. Our editorial process.