About cephalexin monohydrate eq to cephalexin anhydrous
First-generation cephalosporin antibiotic
Used for
- Treats certain bacterial infections of the skin, throat, urinary tract, and respiratory tract.
Usual adult dose
Commonly 250–500 mg every 6 hours, depending on infection.
Usual dose in children
Commonly 25–50 mg/kg/day in divided doses; severe infections may need higher doses.
Common side effects
- Diarrhea, nausea, or stomach discomfort
- Rash or itching
- Yeast infections
Important warnings
- Not effective against viral infections such as colds or flu.
- Allergic reactions can occur, especially with prior cephalosporin allergy.
- Severe or persistent diarrhea may signal intestinal inflammation.
- Dose adjustment may be needed with kidney impairment.
Pregnancy
Generally considered usable during pregnancy when clinically needed; available safety data are reassuring.
Breastfeeding
Usually compatible with breastfeeding; occasional infant diarrhea or thrush may occur.
Interactions
- Probenecid can increase cephalexin levels.
- Warfarin effects may increase; monitoring may be needed.
- Metformin levels may rise.
- Live oral typhoid vaccine may work less well during antibiotic treatment.
AI-generated from general medical knowledge, not from this product's official leaflet. It may be incomplete or out of date. Not medical advice — ask a pharmacist or doctor before making any decision.