The dose and frequency of using
Ampicillin will depend on the following factors:
- age of the patient
- gender of the patient
- patient's health
- the health of the patient's liver
- medicines recommended by the doctor
- any other medicines being used
- herbal supplements being used
Ampicillin Dosage
Adult
- Recommended: 250 mg four times a day
Children (children under 10 years)
- Recommended: 125 mg four times a day
Adult
- Recommended: 250 mg four times a day
- Maximum: 1000 mg four times a day
Adult
- Recommended: 500 mg four times a day
Adult
- Recommended: 500 mg three times a day
Adult
- Recommended: 2000 mg with 1000 mg probenecid as a single dose. In female patients, repeated doses should be given for the treatment.
Adult
- Recommended: 500-750 mg three to four times daily
Adult
- Recommended: 1000-2000 mg four times a day for two weeks for acute treatment and 1000-2000 mg four times a day for four to twelve weeks for carrier treatment
Dosage calculation for children
To calculate the dosage for children please use the
weight based dose calculator to calculate the appropriate dosage as per the weight of your child.
Forms
Capsule
Strength: 250 mg, 500 mg
Injection, powder, for solution
Strength: 1 g, 1 g/1 ml, 125 mg, 2 g, 250 mg, 250 mg/1 ml, 500 mg, 500 mg/1 ml, 10 g, 10 g/100 ml, 2 g/1 ml
Suspension
Strength: 125 mg/5 ml, 25 mg/1 ml, 250 mg/5 ml, 50 mg/1 ml, 125 mg, 250 mg
Powder, for solution
Strength: 10 g, 2 g, 250 mg, 500 mg, 125 mg, 1 g
Liquid
Strength: 125 mg, 250 mg, 2 g
Tablet
Strength: 125 mg
Special Instructions
Intramuscular injection
Take on an empty stomach.
Suspension
Shake the suspension well before use.
Missed Dose
Take the missed dose as soon as you remember. Do not take a second dose to make up for the dose that you may have missed. Just continue with the next dose.
Overdose
What to do if you overdose on Ampicillin?
In case of overdosage, treatment according to the symptoms (symptomatic) should be given. Overdose effect of
Ampicillin can be removed from the blood by artificial blood purifying technique (hemodialysis).
Symptoms of an overdose of Ampicillin
If you use too much of this medicine, it could lead to dangerous levels of the medicine in your body. In such cases, symptoms of an overdose may include:
If you think you have overdosed on Ampicillin, call a poison control center immediately. You can look up the poison control center information from the
Poison Center Finder at TabletWise.com.