lactobacillus acidophilus

  • Pharmacy Author:
    Omudhome Ogbru, PharmD

    Dr. Ogbru received his Doctorate in Pharmacy from the University of the Pacific School of Pharmacy in 1995. He completed a Pharmacy Practice Residency at the University of Arizona/University Medical Center in 1996. He was a Professor of Pharmacy Practice and a Regional Clerkship Coordinator for the University of the Pacific School of Pharmacy from 1996-99.

  • Medical and Pharmacy Editor: Charles Patrick Davis, MD, PhD
    Charles Patrick Davis, MD, PhD

    Charles Patrick Davis, MD, PhD

    Dr. Charles "Pat" Davis, MD, PhD, is a board certified Emergency Medicine doctor who currently practices as a consultant and staff member for hospitals. He has a PhD in Microbiology (UT at Austin), and the MD (Univ. Texas Medical Branch, Galveston). He is a Clinical Professor (retired) in the Division of Emergency Medicine, UT Health Science Center at San Antonio, and has been the Chief of Emergency Medicine at UT Medical Branch and at UTHSCSA with over 250 publications.

GENERIC NAME: Lactobacillus acidophilus

BRAND NAME: Bacid, Culturelle, Dofus, Flora-Q, Floranex, Kala, Lactinex, Lacto-Bifidus, Lacto-Key, Lacto-Pectin, Lacto-TriBlend, Lactobacillus acidophilys and Bulgaricus, Megaophilus, MoreDophilus, Probiotica, RisaQuad, Superdophilus

DRUG CLASS AND MECHANISM: Lactobacillus acidophilus is an acid producing bacteria that is available in dietary supplements to restore the normal intestinal flora. Lactobacillus acidophilus bacterial strains are normal colonizers of the bowel and work by inhibiting or decreasing the growth of harmful microorganisms in the gut by producing lactic acid. Preparations that contain these bacteria are considered to be probiotics, dietary supplements that contain live bacteria that when taken orally, restore beneficial bacteria to the body (GI tract) and promote good health.



PREPARATIONS: The bacteria are available in many different preparations - Oral: capsules, caplets, chewable tablets, tablets, granules, powder. It is also in dietary supplements and fermented foods such as yogurt.

STORAGE: Lactobacillus preparationsshould be stored at 15-30°C.

PRESCRIBED FOR: Lactobacillus acidophilus is used to help re-establish the normal gut or intestinal flora. It is used to restore intestinal flora, the loss of which may be caused by antibiotic treatment and is associated with diarrhea.

DOSING: Adults: Dosing varies by manufacturer. Some dosing examples include 1 to 2 capsules daily; 8 oz of yogurt twice daily; or 1 to 10 billion colony forming units (CFU) daily divided in 3 to 4 doses.

Take at least 2 hours after receiving an antibiotic and continue for several days after stopping antibiotic treatment.

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