Ampicillin is penicillin. It works by killing the bacteria sensitive to its action by interfering with the formation of their wall and causing it to break.


What is ampicillin?


Ampicillin is used to treat the infections caused by bacteria sensitive to its action.


How should Ampicillin be taken?


Ampicillin is frequently administered orally, typically in the form of capsules, but it also exists in the form of solution and pediatric drops. It should be taken according to the dosage prescribed by your doctor (usually every six hours, for a total of four administrations per day) and at least half an hour before or two hours after eating and drinking a glass of water.

It can also be administered by intramuscular injections or directly into a vein through an IV or catheter.


Side effects associated with Ampicillin


The possible adverse effects of Ampicillin may include:


  • Stomach problems
  • Diarrhea
  • Vomiting
  • Mild skin rash


It is important to contact a doctor immediately if the drug triggers any of the following symptoms:


  • Severe skin rash
  • Itch
  • Urticaria
  • Difficulty breathing or swallowing difficulties
  • Wheezing
  • Bruising or bleeding
  • Headache
  • Dizziness
  • Convulsions
  • Sore throat
  • Sores in the mouth
  • Vaginal infections


Contraindications and warnings associated with the use of Ampicillin


Ampicillin should not be taken in case of mononucleosis, and if you are being treated with a tetracycline.

Finally, before you take Ampicillin it is important to inform your doctor if:


  • You have any allergies to the active substance, its excipients or other drugs, in particular to penicillins or cephalosporins
  • You are taking other medications, herbal remedies and supplements, remembering to mention tetracycline, probenecid, allopurinol, anticoagulants, methotrexate, aminoglycosides and birth control pills. It is also good to inform your doctor if you are taking the oral typhoid vaccine
  • You suffer (or have suffered) from diabetes, kidney or liver disease, allergies, asthma, blood disorders, colitis, stomach upset, hay fever
  • You are pregnant or breastfeeding