Excellent (90 to 100%)
PO: 1.52$ IV: 31.71$

Spectrum of Activity


General Information

Pneumonia including CAP, HAP, aspiration

Some intra-abdominal infections

CNS infections

Do NOT use moxifloxacin for urinary tract infections; moxifloxacin has very poor urinary penetration

Monitor QTc in patients with increased risk

  • QTc prolongation
  • Dysglycemia
  • Rash
  • Tendinopathy and rupture
  • GI upset
  • Weakness exacerbation in myasthenia gravis
  • CNS toxicity including confusion, psychosis

QTc prolongation - Increased risk with other agents that prolong QTc

Divalent cations including Ca, Mg - Decreased absorption

Warfarin - Increased INR

Rifampin - Decrease moxifloxacin levels

Antimicrobial class: Fluoroquinolone

Pregnancy category: C

Average serum half life: 12 hours

Urine penetration: Poor

Lung penetration: Therapeutic

CSF penetration: Therapeutic

Biliary penetration: Therapeutic