Can I get vaccinated during Multiple Myeloma treatment

Multiple MyelomaMay 18, 2026Navis AI

For informational purposes only

This answer was generated by AI grounded in NCCN guidelines and published medical literature. It is not medical advice. Always consult your oncologist or care team before making treatment decisions.

Vaccination During Multiple Myeloma Treatment

This is an important question, and the answer is: it depends on your specific treatment plan and timing. Let me explain what the medical evidence shows.

General Vaccination Principles During Cancer Treatment

According to medical guidelines, vaccines are generally not recommended during active chemotherapy or radiation therapy because:

  • Your immune system is significantly weakened by cancer treatment
  • The vaccine may not work effectively when your immune system is suppressed
  • Your body may not generate a strong enough immune response to the vaccine

However, there are strategic timing options that can work.

Recommended Timing for Vaccines

BEFORE treatment starts: This is the ideal time. If possible, discuss with your oncology team about getting vaccines before beginning your myeloma treatment. This allows your immune system to build protection when it's still functioning well.

BETWEEN treatment cycles: Many patients can receive vaccines during breaks between chemotherapy cycles. According to cancer care guidelines, vaccines like the flu shot can typically be given at least 2 weeks before chemotherapy or between chemo cycles. Your doctor may have specific instructions about the timing.

AFTER treatment ends: Once your treatment is complete and your immune system has recovered, you can receive vaccines.

Important Vaccine Considerations for Myeloma Patients

Live vs. Inactivated vaccines:

  • Inactivated vaccines (like the flu shot injection) are generally safer during treatment
  • Live vaccines (like the nasal flu mist) are typically NOT recommended because they contain weakened virus that could cause infection in immunocompromised patients

Vaccines to discuss with your care team:

  • COVID-19 vaccine – Medical experts recommend that cancer patients get vaccinated, but timing matters. According to ASCO (American Society of Clinical Oncology), people with cancer are at high risk for COVID-19 complications, and there is no safety concern with the vaccine for cancer patients, though your immune response may be weaker than in healthy people.

  • Flu vaccine – Important for myeloma patients since a weakened immune system increases infection risk

  • Pneumococcal vaccine – Helps prevent serious lung and blood infections; generally given 2 weeks before chemotherapy

  • Shingles vaccine – Myeloma patients have higher risk of shingles due to immune suppression, though specific vaccine recommendations vary

Questions to Ask Your Myeloma Care Team

  1. When should I get vaccinated relative to my treatment schedule? (Before, between cycles, or after?)
  2. Which vaccines do you recommend for me specifically? (Based on my treatment plan)
  3. Should my family members get certain vaccines to protect me? (Especially the injectable flu vaccine instead of nasal mist)
  4. How will we monitor whether the vaccines worked? (Your weakened immune system may produce fewer antibodies)
  5. Are there any vaccines I should avoid during my treatment?

Key Takeaway

Don't skip vaccination planning – but do coordinate timing with your oncology team. The goal is to protect you from serious infections while your immune system is compromised by myeloma treatment. According to NCCN Guidelines for Multiple Myeloma, supportive care (which includes infection prevention) is an important part of your overall treatment plan.


This information is for educational purposes only. Always consult your healthcare team for personalized medical advice and decisions.

This is general information.

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