Zithromax powder for oral suspension from Pfizer Canada is an azithromycin antibiotic formulated for use. Each 15 mL vial is offered in 20 mg/mL and 40 mg/mL strengths, each with an assigned Health Canada DIN. The powder-for-suspension format supports oral administration as directed by a healthcare professional. Ideal for pharmacies and clinical settings requiring an azithromycin oral suspension option.