Lactobacillus Acidophilus
Lactobacillus acidophilus is a probiotic bacterium that helps maintain healthy gut flora and supports digestive health. It is commonly used to prevent and treat antibiotic-associated diarrhea, manage irritable bowel syndrome symptoms, and support overall gastrointestinal and immune function.
A probiotic supplement used to support gut health, prevent diarrhea, and maintain beneficial bacteria balance.
Key facts at a glance
- RxNorm
- 6205
- Generic
- Lactobacillus Acidophilus
- Class
- unclassified
- Brands
- Intestinex, Florajen, Florajen3
- Availability
- rx
- Lactation
- unknown
- Routes
- oral
- Forms
- tablet, capsule, suspension
- Regions
- US, EU, CN, JP
- Monitoring
- —
This page is for informational purposes only.
Do not use this information to diagnose yourself or to replace a physician's advice. Always consult a qualified healthcare provider before starting, stopping, or changing any medication. If you believe you are experiencing a medical emergency, call your local emergency number immediately.
Used to restore and maintain healthy gut bacteria balance, prevent and treat antibiotic-associated diarrhea, reduce symptoms of lactose intolerance, manage irritable bowel syndrome, and support vaginal health in women.
As a beneficial bacteria, it colonizes the intestinal tract and competes with harmful bacteria for space and nutrients, helps break down food, produces substances that inhibit pathogens, and supports the immune system through various mechanisms.
Generally safe for most people but should be avoided by immunocompromised individuals or those with short bowel syndrome. May cause mild gas or bloating initially. Best taken with meals for optimal survival through stomach acid. Store according to package directions, typically in a cool, dry place or refrigerator.
Official drug label
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This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.
This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.
If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.
Medically reviewed by WellAlly Editorial Team Last reviewed August 31, 2026. · Read our editorial policy