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How do I manage my stomach issues after radiation therapy?

This Premium Q&A, reviewed and published, features a real conversation between an iCliniq user and a physician.

Patient's Query

Hello doctor,

I just finished with radiation therapy and chemotherapy. Now, I feel bloated and nauseated. Also, I am having bad diarrhea. What should I do?

Kindly advise.

Hello

Welcome to icliniq.com.

I understand your concern.

First of all, no need to worry. As you have received chemotherapy (Cisplatin) as concurrent therapy, this is the main cause of gastrointestinal tract symptoms.

Before deciding on the next steps, the following investigations are advisable:

  • Complete blood count.
  • Renal function test.

I suggest tablet Ondansetron 8 milligrams (mg) thrice daily and also Pantoprazole 40 mg once daily. If only diarrhea without fever, then I suggest tablet Lactobacillus, two tablets thrice daily with tablet Loperamide 2 mg two tablets stat after each vomiting. If you have a fever, then no need for Loperamide. Preferably, take tablet Ofloxacin 200 mg and Ornidazole 500 mg twice daily for seven days if having fever. Take a fibrous diet and plenty of liquids. You can also use oral rehydration salt solution to replenish electrolyte loss. If you still feel the same with these oral medications, then you will require injectable (IV fluids, Ondansetron, and Oflox plus Ornidazole for five days) treatment later.

I hope this helps.

Thank you.

Medically reviewed byiCliniq medical review team

Published At August 13, 2016
Reviewed AtDecember 4, 2025

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