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Penicillin V
INFORMATION ABOUT PENICILLIN V
Penicillin V Uses
Penicillin V is used in the treatment of bacterial infections, syphilis and prevention of rheumatic fever.
How Penicillin V works
Penicillin V is an antibiotic. It kills bacteria by preventing them from forming the bacterial protective covering (cell wall) which is needed for them to survive.
Common side effects of Penicillin V
Most side effects do not require any medical attention and disappear as your body adjusts to the medicine. Consult your doctor if they persist or if you’re worried about them
Common
Vomiting, Nausea, Diarrhea, Hypersensitivity reaction
CONTENT DETAILS
Written By
Dr. Subita Alagh
BDS
Reviewed By
Dr. Rajeev Sharma
MBA, MBBS
Last updated
20 Feb 2025 | 05:09 AM (UTC)
We provide you with authentic, trustworthy and revelant information
Read our editorial policy
Medicine brands for Penicillin V
Speniv
₹54 to ₹54
Diamond Care
1 variant(s)
Kaypen
₹7 to ₹37
Hindustan Antibiotics Ltd
3 variant(s)
Expert advice for Penicillin V
  • You have been prescribed Penicillin V for the treatment of bacterial infections.
  • 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 V 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.
Frequently asked questions for Penicillin V
Although it is rare but yes, Penicillin V can cause allergic reaction and is harmful in patients with known allergy to penicillins. Get emergency medical help if you have any of the signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.
Usually, Penicillin V starts working soon after taking it. However, it may take around 2-3 days to make you feel better while taking Penicillin V.
No, do not stop taking Penicillin V and finish the full course of treatment even if you feel better. Your symptoms may improve before the infection is completely cleared.
Inform your doctor if you don't feel better after finishing the full course of treatment. Also, inform him if your symptoms are getting worse while using this medicine.
Penicillin V should be used as long as prescribed by your doctor. Penicillin V is usually considered to be safe when taken in the recommended dose and duration.