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Cephalexin - Indications, Dosage, Side Effects and Precautions

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Information about Cephalexin

Generic Name : Cephalexin
Up-to-date prescription details regarding Cephalexin are provided here.

Pronunciation : sef a lex' in

Learn the correct pronunciation of the Cephalexin, understand it's uses, recommended dosages, its indications, how to take, when to take, when not to take, side effects, special precautions, warnings and its and its storage instructions.
You will also find a list of the medication's International and Indian brand or trade names, as well as its pricing information. For verification of the information presented on this page or for additional clarifications, it's advisable to consult your doctor.


ICD Code : Y40.1 Therapeutic Classification : Antibiotics

Trade Names/Brand Names of Cephalexin

India :

International :


Keflex, Pulvules

Why is Cephalexin Prescribed? (Indications)

This medication is a first-generation cephalosporin antibiotic, prescribed for susceptible infections. It stops or slows the growth of bacterial cells.

When should Cephalexin not be taken? (Contraindications)

Hypersensitivity.

What is the dosage of Cephalexin?

Adult: PO- Susceptible infections- The recommended dose is 1-2 g/day in divided doses. Up to 6 g/day in more serious infections.
Prophylaxis against recurrent UTI- The recommended dose is 125 mg/day at night.

How should Cephalexin be taken?

It comes as a capsule, tablet and liquid to take by mouth, with or without food.

What are the warnings and precautions for Cephalexin?

• Caution should be exercised in patients with history of stomach or bowel problems (eg, inflammation), blood clotting problems, kidney or liver problems, any allergy, who are taking other medications, elderly, children, during pregnancy and breast feeding.

• It may cause dizziness, do not drive a car or operate machinery while taking this medication.

• It may reduce platelet counts, avoid injury or bruising.

What are the side effects of Cephalexin?

Hypersensitivity - Skin rashes, hives, fever, itching and facial swelling.
Miscellaneous - Genital and anal itching, vaginal infection/inflammation, vaginal discharge, dizziness, fatigue, headache, agitation, confusion, hallucinations, joint pain and joint disorder.

What are the other precautions for Cephalexin?

Avoid long-term use of this medication; otherwise it may lead to secondary infectiond.
Avoid excess dosage.

What are the storage conditions for Cephalexin?

Store it at room temperature (25°C), and in an airtight container.
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