Amoxicillin (Amoxil, Trimox, Polymox)

Category:

• Antibiotic

Description:

• Penicillins

Indications:

• Mild to moderate infections, 

• Respiratory Tract Infections, 

• Systemic Bacterial Endocarditis prophylaxis

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

• Gastrointestinal: nausea, vomiting, diarrhea

• Vaginitis

Dosage:

• Administered orally (chewable tablets, capsules, powder for oral suspension)

• Adult:

  • 250-500mg q8h

• gonorrhea:  3gm single dose

• SBE:  3gm 1 hr prior to procedure then 1.5gm 6 hrs after initial dose

• Child:

  • 20-40mg/kg/day in divided doses q8h

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