Keflex and Waldenstrom's macroglobulinaemia - from FDA reports

Waldenstrom's macroglobulinaemia is reported only by a few people who take Keflex. We study 8,658 people who have side effects while taking Keflex from FDA. Among them, 1 have Waldenstrom's macroglobulinaemia. Find out below who they are, when they have Waldenstrom's macroglobulinaemia and more.


On Jun, 22, 2018

8,658 people reported to have side effects when taking Keflex.
Among them, 1 person (0.01%) has Waldenstrom's macroglobulinaemia

Number of reports submitted per year:

Could Keflex cause Waldenstrom's macroglobulinaemia?

Gender of people who have Waldenstrom's macroglobulinaemia when taking Keflex *:

  • female: 100 %
  • male: 0.0 %

Age of people who have Waldenstrom's macroglobulinaemia when taking Keflex *:

  • 0-1: 0.0 %
  • 2-9: 0.0 %
  • 10-19: 0.0 %
  • 20-29: 0.0 %
  • 30-39: 0.0 %
  • 40-49: 0.0 %
  • 50-59: 0.0 %
  • 60+: 100 %

Top conditions involved for these people *:

  1. Rheumatoid Arthritis (a chronic progressive disease causing inflammation in the joints): 1 person, 100.00%
  2. Multiple Myeloma (cancer of the plasma cells): 1 person, 100.00%

Top co-used drugs for these people *:

  1. Zometa: 1 person, 100.00%
  2. Flexeril: 1 person, 100.00%
  3. Amoxicillin: 1 person, 100.00%
  4. Aredia: 1 person, 100.00%
  5. Augmentin: 1 person, 100.00%
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Top other side effects for these people *:

  1. Wound Infection: 1 person, 100.00%
  2. Gallstones (stone formation by bile component): 1 person, 100.00%
  3. Emphysema (chronic respiratory disease - over inflation of the air sacs (alveoli) in the lungs): 1 person, 100.00%
  4. Epicondylitis (tennis elbow): 1 person, 100.00%
  5. Exostosis (formation of new bone on the surface of a bone): 1 person, 100.00%
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* Approximation only. Some reports may have incomplete information.

What's next:

Do you take Keflex and have Waldenstrom's macroglobulinaemia?

Related studies


Keflex has active ingredients of cephalexin. It is often used in infection. (latest outcomes from Keflex 9,505 users)

Waldenstrom's macroglobulinaemia

Waldenstrom's macroglobulinaemia (cancer affects small lymphocytes (white blood cells)) has been reported by people with rheumatoid arthritis, waldenstrom's macroglobulinaemia, high blood pressure, idiopathic thrombocytopenic purpura, psoriasis (latest reports from 1,989 Waldenstrom's macroglobulinaemia patients).

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Related publications that referenced our studies

What would happen?

Predict new side effects and undetected conditions when you take Keflex and have Waldenstrom's macroglobulinaemia

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NOTE: The study is based on active ingredients and brand name. Other drugs that have the same active ingredients (e.g. generic drugs) are NOT considered.

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