Keflex
Effective to treat bacterial infection to alleviate illness and restore immune health.
Strengths: 250 · 500mg
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Medicine details
- Conditions
- Alternative names
Keforal
- Therapeutic class
First-Generation Cephalosporin Antibiotic
- Pharmacological class
Cephalosporin Antibiotic
- Contraindications
hypersensitivity to cephalosporins
- Minor side effects
diarrhoea; nausea
- Moderate side effects
rash; vaginal discharge
- Dosage forms
Capsule, hard
- Administration route
Oral use
- Prescription status
POM
- Manufacturer
Eli Lilly
- Onset Time
1 hour
- Duration
6–8 hours
- Storage instructions
Store below 25°C in a dry place.
- Drug interactions
probenecid
- Age restrictions
Commonly used in paediatric patients; follow clinical advice.
Precautions and warnings
inform your doctor before any planned surgery; complete the full course as prescribed
Serious side effects
anaphylaxis — requires immediate medical attention; severe skin reactions — requires immediate medical attention
Patient summary
Effective to treat bacterial infection to alleviate illness and restore immune health.
Mechanism of action
Cephalexin, a first-generation cephalosporin, inhibits the synthesis of the bacterial cell wall by binding to penicillin-binding proteins. This leads to the inhibition of peptidoglycan synthesis, resulting in bacterial cell death.
Pregnancy and breastfeeding
Pregnancy: Generally considered safe. Breastfeeding: Compatible with breastfeeding.
Keflex
Effective to treat bacterial infection to alleviate illness and restore immune health.
Editorial Notes
- Active ingredient(s): Cephalexin
- Listed indication(s): Bacterial Infection
Usually available as
- 120 tablets - 250 mg125-250-mg-5001
- 90 tablets - 500 mg125-500-mg-5006