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Amoxicillin - Indications, Dosage, Side Effects and Precautions

Written & Compiled by Anushta Chandrapalan, M.Sc  | Medically Reviewed by The Medindia Medical Review Team on Sep 18, 2013
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Information about Amoxicillin

Generic Name : Amoxicillin
Pronunciation : a mox i sill' in
Latest prescription information about Amoxicillin. Learn how to pronounce the drug's name, its indications, dosage, how to take, when to take, when not to take, side effects, special precautions, warnings and its storage instructions . Also listed are the International and Indian trade name(s) of the drug and its price list.
ICD Code : Y40.0 | Therapeutic Classification : Antibiotics

Why is Amoxicillin Prescribed? (Indications)

This medication is a penicillin-like , β-lactam antibiotic. It is used to treat bacterial infections caused by susceptible microorganisms. It prevents the bacterial growth and is used in the treatment of a number of infections such as pneumonia, bronchitis, gonorrhea, and infections of the ears, nose, throat, urinary tract, and skin. 


When should Amoxicillin not be taken? (Contraindications)


What is the dosage of Amoxicillin?

Adult- PO- The recommended dose range is 0.25 to 3gm.
Child- The recommended dose is 25 mg/kg/day in divided doses every 12 hours.

How should Amoxicillin be taken?

Amoxicillin comes as a tablet, capsule, chewable tablet, syrup and pediatric drops to take by mouth. It is usually taken every 12 hours (twice a day) or every 8 hours (three times a day) with or without food. It is recommended that at least 10 days' treatment for any infection caused by Streptococcus pyogens to prevent the occurrence of acute rheumatic fever.

What are the warnings and precautions for Amoxicillin?

• Caution should be exercised in patients with history of kidney disease, allergies,asthma, hay fever, hives, any allergy to any other penicillin antibiotic/cephalosporins, who are taking other medications, elderly, children, during pregnancy and breastfeeding.

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

Take full course of treatment.

Avoid long-term use of this medication; otherwise it may cause secondary infection.

Patient may experience stomach pain, severe diarrhea, blood in stool; if it so consult with your doctor.

Monitor liver function, kidney function and complete blood cell counts regularly while taking this medication.

Amoxicillin can make birth control pills less effective, therefore using a non-hormone method of birth control is recommended while on amoxicillin.

What are the side effects of Amoxicillin?

   Body as a whole : Fungal infections, severe allergic reactions, joint pain, or general ill feeling, severe tingling, sleeplessness, numbness and pain.
   Gastrointestinal : Nausea, vomiting, diarrhea, antibiotic-associated colitis, black hairy tongue and intestinal bleeding.
   Hypersensitivity : Anaphylactic shock, redness of skin, skin inflammation, hives, inflammation of blood vessels, itching, severe blistering and peeling.
   Liver : Jaundice and liver inflammation.
   Genitourinary : Crystals in urine, dark colored urine and vaginal itching or discharge.
   Blood : Anemia, decrease in white blood cells, platelets, increase in eosinophils and bruising.
   Central Nervous System : Reversible hyperactivity, agitation, anxiety, sleeplessness, confusion, convulsions , behavioral changes and dizziness.
   Miscellaneous : Tooth discoloration, heart burn, white patches or sores inside mouth or on lips, easy bruising and bleeding.

What are the other precautions for Amoxicillin?

Avoid excess dosage.
Shake the liquid and pediatric drops well before each use to mix the medication evenly.
The chewable tablets should be crushed or chewed thoroughly before they are swallowed.
Patients with phenylketonuria , should be cautious while taking chewable form of amoxicillin as it may contain phenylalanine.

What are the storage conditions for Amoxicillin?

Capsules and dry powders should be stored at or below 20 C (68 F) and chewable tablets should be stored at room temperature (20-25C), and in an airtight container. Keep away from children.

Amoxicillin: What You Need to Know About Commonly Used Antibiotic

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alphaconsult, Nigeria

I tried Spardium for the treatment of urinary track infection and exprienced itching and small rashes all over my body. although it stop and cleared because I took some coconut water. I am afraid of what to use now as I think I am having photosentivity reaction.

gunda, United States

How do I buy Amoxicillin. It is difficult to get this info on your site

soul387, India

valuable information provided here

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