C. diff Risk


Oral Bioavailability


Approximate Cost

$3-4/day (Oral)

Spectrum Of Activity


Oral Dosing

Daily Dose: 15 mg/kg/day

Maximum Daily Dose: 1000 mg/day

Dosing Frequency: PO divided BID

General Information

First Line Indications

Treatment of proven or suspected pertussis, Chlamydophila pneumoniae, and Mycoplasma pneumoniae

Oral Liquids

Concentration: 50 mg/mL

Taste: Good

Not all strengths of oral liquids are listed nor be available on the CHEO Formulary

Tablet/Capsule Strengths

  • 250 mg

  • 500 mg

Tablets or capsules are preferred especially over an unpleasant tasting oral liquid.

Not all strengths of oral tablets/capsules are listed and they are not all available on the CHEO Formulary.