Before taking Carbenicillin, you should tell your doctor if you have ever had an allergic reaction to Carbenicillin or any similar medicine. Inform the doctor if you have kidney disease as the medicine is excreted mainly by the kidneys. Let your doctor know about all the medicines that you may be taking as they may affect or be affected by Carbenicillin. Pregnant or breastfeeding mothers should also seek their doctor’s advice before taking Carbenicillin.

No. You should not use Carbenicillin if the medicine has changed colors or has particles in it. The discolored solution may be contaminated and may not be as effective as it is expected to be. Also, it may cause additional side effects. So, it is better, that you discard the solution and go for another vial.

No. Make sure to receive all doses your doctor has prescribed, even if you feel better. This is because your symptoms may have improved but chances are that the infection is still present in your body. Skipping doses can increase the risk of developing an infection that is resistant to medication. So, continue taking Carbenicillin as prescribed. After you have finished all the doses, your doctor may advise you on some tests to make sure your infection has completely cleared up.

Yes. Carbenicillin may cause an allergic reaction, although it is rare. Get emergency medical help if you have any of the signs of an allergic reaction, such as hives; difficulty breathing; swelling of your face, lips, tongue, or throat.

Yes, Carbenicillin can cause diarrhea, which may be a sign of a new infection. If you have diarrhea that is watery or bloody, contact your doctor immediately.