Rifaximin: Difference between revisions

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==Administration==
==Administration==
*Type: Antibiotic
*Type: [[Antibiotic]]
*Dosage Forms: 200, 550
*Dosage Forms: 200, 550
*Routes of Administration: Oral
*Routes of Administration: Oral
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==Adult Dosing==
==Adult Dosing==
*Traveler's diarrhea, E. coli-induced: 200 mg PO tid x3 days
*Traveler's diarrhea, E. coli-induced: 200mg PO tid x3 days


*Hepatic encephalopathy: 550 mg PO bid
*Hepatic encephalopathy: 550mg PO bid


*IBS, diarrhea-predominant: 550 mg PO tid x14 days
*IBS, diarrhea-predominant: 550mg PO tid x14 days
**May repeat dose up to 2x if recurrent dz
**May repeat dose up to 2x if recurrent disease


==Pediatric Dosing==
==Pediatric Dosing==
===For > 12 yrs old===
===For > 12 yrs old===
*Traveler's diarrhea, E. coli-induced: 200 mg PO tid x3 days
*Traveler's diarrhea, E. coli-induced: 200mg PO tid x3 days


==Special Populations==
==Special Populations==
*[[Drug Ratings in Pregnancy|Pregnancy Rating]]:
*[[Drug Ratings in Pregnancy|Pregnancy Rating]]: C
*[[Lactation risk categories|Lactation risk]]:
*[[Lactation risk categories|Lactation risk]]: Infant risk cannot be ruled out
===Renal Dosing===
===Renal Dosing===
*No adjustment
*No adjustment
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<Epocrates, UpToDate>
<Epocrates, UpToDate>
[[Category:Pharmacology]]
[[Category:Pharmacology]]
[[Category:ID]] [[Category:GI]]

Latest revision as of 22:18, 23 September 2019

Administration

  • Type: Antibiotic
  • Dosage Forms: 200, 550
  • Routes of Administration: Oral
  • Common Trade Names: Xifaxan

Adult Dosing

  • Traveler's diarrhea, E. coli-induced: 200mg PO tid x3 days
  • Hepatic encephalopathy: 550mg PO bid
  • IBS, diarrhea-predominant: 550mg PO tid x14 days
    • May repeat dose up to 2x if recurrent disease

Pediatric Dosing

For > 12 yrs old

  • Traveler's diarrhea, E. coli-induced: 200mg PO tid x3 days

Special Populations

Renal Dosing

  • No adjustment

Hepatic Dosing

  • No adjustment

Contraindications

  • Allergy to class/drug
  • caution if hepatic impairment (Child-Pugh Class C)
  • caution if recent antibiotic-associated colitis

Adverse Reactions

Serious

  • superinfection
  • C. difficile-assoc. diarrhea
  • hypersensitivity reaction
  • angioedema
  • anaphylaxis
  • exfoliative dermatitis

Common

  • peripheral edema
  • nausea
  • dizziness
  • fatigue

Comments

See Also

References

<Epocrates, UpToDate>