Keflex and Dizziness - from FDA reports

Dizziness is found among people who take Keflex, especially for people who are female, 60+ old , have been taking the drug for < 1 month, also take medication Zometa, and have Pain. This study is created by eHealthMe based on reports of 9,744 people who have side effects when taking Keflex from FDA, and is updated regularly.

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On Oct, 12, 2018

9,744 people reported to have side effects when taking Keflex.
Among them, 628 people (6.44%) have Dizziness

Number of reports submitted per year:

Could Keflex cause Dizziness?

Time on Keflex when people have Dizziness *:

Gender of people who have Dizziness when taking Keflex *:

  • female: 62.32 %
  • male: 37.68 %

Age of people who have Dizziness when taking Keflex *:

Top conditions involved for these people *:

  1. Pain: 80 people, 12.74%
  2. Depression: 29 people, 4.62%
  3. Breast Cancer: 29 people, 4.62%
  4. High Blood Pressure: 28 people, 4.46%
  5. Metastases To Bone (cancer spreads to bone): 26 people, 4.14%

Click here to view more results or personalize the results to your gender and age

Top co-used drugs for these people *:

  1. Zometa: 145 people, 23.09%
  2. Lasix: 135 people, 21.50%
  3. Neurontin: 106 people, 16.88%
  4. Vicodin: 103 people, 16.40%
  5. Aspirin: 100 people, 15.92%

Click here to view more results or personalize the results to your gender and age

Top other side effects for these people *:

  1. Pain: 258 people, 41.08%
  2. Stress And Anxiety: 251 people, 39.97%
  3. Nausea (feeling of having an urge to vomit): 249 people, 39.65%
  4. Fatigue (feeling of tiredness): 241 people, 38.38%
  5. Weakness: 217 people, 34.55%

Click here to view more results or personalize the results to your gender and age

* Approximation only. Some reports may have incomplete information.

FDA reports used in this study

Do you have Dizziness while taking Keflex?

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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.

WARNING: Please DO NOT STOP MEDICATIONS without first consulting a physician since doing so could be hazardous to your health.

DISCLAIMER: All material available on is for informational purposes only, and is not a substitute for medical advice, diagnosis, or treatment provided by a qualified healthcare provider. All information is observation-only, and has not been supported by scientific studies or clinical trials unless otherwise stated. Different individuals may respond to medication in different ways. Every effort has been made to ensure that all information is accurate, up-to-date, and complete, but no guarantee is made to that effect. The use of the eHealthMe site and its content is at your own risk.

You may report adverse side effects to the FDA at or 1-800-FDA-1088 (1-800-332-1088).

If you use this eHealthMe study on publication, please acknowledge it with a citation: study title, URL, accessed date.

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