Penicillin

Information about Penicillin

Penicillin uses

Penicillin is used in the treatment of bacterial infections, syphilis and prevention of rheumatic fever.

How penicillin works

NA

Common side effects of penicillin

Rash, Vomiting, Allergic reaction, Nausea, Diarrhea, Injection site reactions (pain, swelling, redness)

Available Medicine for Penicillin

    Expert advice for Penicillin

    • You have been prescribed Penicillin for the treatment of bacterial infections.
    • It is given by an injection into a vein or muscle, or via a drip into a vein. 
    • Finish the prescribed course, even if you start to feel better. Stopping it early may make the infection come back and harder to treat.
    • Diarrhea may occur as a side effect but should stop when your course is complete. Inform your doctor if it doesn't stop or if you find blood in your stools.
    • Inform your doctor immediately if you develop an itchy rash, swelling of the face, throat or tongue or breathing difficulties while taking this medicine.
    • You have been prescribed Penicillin for the treatment of bacterial infections.
    • It is given by an injection into a vein or muscle, or via a drip into a vein. 
    • Finish the prescribed course, even if you start to feel better. Stopping it early may make the infection come back and harder to treat.
    • Diarrhea may occur as a side effect but should stop when your course is complete. Inform your doctor if it doesn't stop or if you find blood in your stools.
    • Inform your doctor immediately if you develop an itchy rash, swelling of the face, throat or tongue or breathing difficulties while taking this medicine.


    Content on this page was last updated on 05 March, 2025, by Dr. Varun Gupta (MD Pharmacology)