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HomeAnswersGeneral Medicineinvasive ductal carcinoma (IDC)

How to manage the adverse effects of chemotherapy for IDC?

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

Patient's Query

Hello doctor,

I have IDC (invasive ductal carcinoma), and I am taking treatment for three months for stage 3 IDC. I am undergoing AC chemotherapy and experiencing weird effects that no one warned me about. My tongue feels burned, my hands have gone numb, and I have a metallic taste four days after each session. The blood pressure lowers to 90/60 mmHg during the infusion.

  1. My doctor reduced the dose to 80 % when my neutrophil count dropped below 400 last month. Will a lesser dose be less effective?
  2. A bone scan revealed a questionable spot in the spine; I am waiting to do a PET scan next week. What about the accuracy of PET vs bone scans?
  3. Are there any nutrients that are safe during chemotherapy?

Please advise me on this.

Hello,

Welcome to icliniq.com.

I read your query and can understand your concern.

Symptoms and side effects:

1. Burnt tongue and metallic taste: These symptoms are likely due to chemotherapy-induced changes in the sense of taste and oral mucositis (inflammation of the mouth tissues).

2. Numb fingertips: This could be a sign of peripheral neuropathy, a common side effect of chemotherapy.

3. Low blood pressure during infusion: This is not uncommon, and your oncologist's decision to reduce the dose for your ductal breast cancer is a precautionary measure.

Reduced dose and effectiveness:

1. Dose reduction: The reduced dose (80 percent) is still effective, and your oncologist has made this adjustment to minimize the risk of further complications.

2. Neutrophil count: The dose reduction was likely done to allow your neutrophil count to recover, which is essential for fighting infections.

Imaging tests:

1. Bone scan vs. PET scan: A bone scan is sensitive for detecting bone metastases, but it can produce false positives. A PET scan (positron emission tomography) is more specific and can help confirm the presence of cancer in the suspicious area.

2. PET scan accuracy: PET scans are generally more accurate than bone scans, with a higher sensitivity and specificity for detecting cancer.

Supplements during chemotherapy:

Some supplements that may be safe during chemotherapy include:

  1. Multivitamins.

  2. Vitamin D.

  3. Calcium.

  4. Omega-3 fatty acids.

  5. Avoid taking antioxidants (such as vitamin C and vitamin E) during chemotherapy, as they may interfere with treatment effectiveness.

Always consult your oncologist before taking any supplements during chemotherapy.

Continue to follow up with your oncologist to monitor your progress and adjust your treatment plan as needed. Wait for the PET scan results to determine the next course of action. Work with your healthcare team to manage your symptoms and side effects. Stay positive and focused on your treatment. You are doing great.

I hope this helps.

Take care.

Medically reviewed byiCliniq medical review team

Published At March 23, 2025
Reviewed AtNovember 27, 2025

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