Ampicillin (Amcill, Omnipen, Polycillin, Principen)

Category:

  • Antibiotic

Description:

  • Penicillins

Indications:

  • Mild to moderate infections, Respiratory Tract Infections

Contraindications:

  • None

  Precautions:

  • Pregnancy category B

  • Use with caution in patients with PCN or cephalosporin allergy (5-10% chance of cross-reactivity)

  • Counsel patient to finish all medication to prevent development of resistance

Adverse Reactions (Side Effects):

  • Hypersensitivity (rash not representing a true allergy)

  • Gastrointestinal: nausea, vomiting, diarrhea

  • Vaginitis

Dosage:

  • Administered orally (capsules, powder for oral suspension) and IV or IM (powder for injection)

    • Adult:

      • 250-500mg q6h

    • Child:

      • 50mg/kg/day in divided doses q6h

      • For oral suspension:  refrigerate, shake well, good for 10 days only

 

Source: Operational Medicine 2001,  Health Care in Military Settings, NAVMED P-5139, May 1, 2001, Bureau of Medicine and Surgery, Department of the Navy, 2300 E Street NW, Washington, D.C., 20372-5300 


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