Ampicillin - Drug Information

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General Information on Ampicillin

Generic Name : Ampicillin

Pronunciation : am pi sill in

Latest prescription information about Ampicillin. 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, its storage instructions and warnings if any when taken during pregnancy. 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 Ampicillin Prescribed? (Indications)

This medication is beta-lactam antibiotic, prescribed for certain types of bacterial infections such as UTI, meningitis, gonorrhea, pneumonia, bronchitis, ear, lung, skin and respiratory tract infections.  

When should Ampicillin not to be taken? (Contraindications)

Contraindicated in patients with infectious mononucleosis and hypersensitivity. Ampicillin is also contraindicated in infections caused by penicillinase-producing organisms.

Pregnancy Category

A B C D X

Category B :

Animal studies have failed to demonstrate a risk to the fetus and appropriate studies on pregnant women are lacking.

What is the dosage of Ampicillin?

Adult- PO/IM/IV- The recommended dose range is 0.5 to 3gm every 6 hours or 4 times/day.
Child- 25 to 50mg/kg/day.

How should Ampicillin be taken?

It comes as a tablet, capsule, liquid and pediatric drops to take by mouth, on an empty stomach.
It also comes as a solution for injection to be administered by a healthcare provider into the vein or large muscle.

What are the warnings and precautions for Ampicillin?

Caution should be exercised in patients with history of kidney or liver disease, any allergy, asthma, blood disease, intestinal inflammation, stomach problems, hay fever, who are taking other medications, children, who are taking birth control pills, 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.

What are the side effects of Ampicillin?

   Body as a whole : Severe allergic reactions such as rash, headache, fever and hives.
   Gastrointestinal : Nausea, soreness of the tongue, inflammation in the mouth, oral candidiasis, vomiting, enterocolitis, pseudomembranous colitis and diarrhea.
   Hypersensitivity : Anaphylactic shock, redness of skin, skin inflammation, hives and inflammation of blood vessels.
   Liver : Jaundice, moderate elevation of SGOT and liver inflammation.
   Blood : Anemia and blood disorder.
   Miscellaneous : Tooth discoloration.

What are the other precautions for Ampicillin?

Take ampicillin at least 1 hour before or 2 hours after meals.
Monitor liver function, kidney function and complete blood cell counts regularly while taking this medication.

What are the storage conditions of Ampicillin?

Store it at room temperature (20-25C) and in an airtight container, away from direct heat and light. Keep away from children.

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