Chloramphenicol and Paleness - a phase IV clinical study of FDA data

Summary:

Paleness is reported as a side effect among people who take Chloramphenicol (chloramphenicol), especially for people who are female, 20-29 old, have been taking the drug for < 1 month also take Pregabalin, and have Conjunctivitis.

The phase IV clinical study analyzes which people have Paleness when taking Chloramphenicol. It is created by eHealthMe based on reports of 2,567 people who have side effects when taking Chloramphenicol from the FDA, and is updated regularly.

What is Chloramphenicol?

Chloramphenicol has active ingredients of chloramphenicol. eHealthMe is studying from 2,581 Chloramphenicol users. Check the latest studies of Chloramphenicol.

What is Paleness?

Paleness (unusual lightness of skin colour) is found to be associated with 1,552 drugs and 2,119 conditions by eHealthMe. Check the latest studies of Paleness.

eHealthMe: drug outcomes in the real world

eHealthMe runs one of the largest post-marketing drug safety studies in the world. We study millions of patients and 5,000 more each day. Our data-driven phase IV clinical trials have been referenced on 800+ peer-reviewed medical publications including The Lancet, Mayo Clinic Proceedings, and Nature. Tools to study our phase IV findings are available to the public, anonymous and free >>>.



On Sep, 02, 2026

2,567 people reported to have side effects when taking Chloramphenicol.
Among them, 20 people (0.78%) have Paleness.

Could Chloramphenicol cause Paleness?

Among these 20 people:

How long have people been on Chloramphenicol when they have Paleness? *

  • < 1 month: 100 %
  • 1 - 6 months: 0.0 %
  • 6 - 12 months: 0.0 %
  • 1 - 2 years: 0.0 %
  • 2 - 5 years: 0.0 %
  • 5 - 10 years: 0.0 %
  • 10+ years: 0.0 %

What is the gender of people who have Paleness when taking Chloramphenicol? *

  • female: 76.47 %
  • male: 23.53 %

What is the age of people who have Paleness when taking Chloramphenicol? *

  • 0-1: 11.76 %
  • 2-9: 0.0 %
  • 10-19: 0.0 %
  • 20-29: 47.06 %
  • 30-39: 5.88 %
  • 40-49: 5.88 %
  • 50-59: 5.88 %
  • 60+: 23.53 %

What are other drugs people take besides Chloramphenicol? *

  1. Pregabalin: 14 people, 70.00%
  2. Pegasys: 9 people, 45.00%
  3. Senna: 9 people, 45.00%
  4. Bisacodyl: 8 people, 40.00%
  5. Augmentin: 7 people, 35.00%
  6. Pantoprazole: 7 people, 35.00%
  7. Furosemide: 6 people, 30.00%
  8. Methenamine Hippurate: 6 people, 30.00%
  9. Dexamethasone: 6 people, 30.00%
  10. Telmisartan: 6 people, 30.00%

What are other side effects people have besides Paleness? *

  1. Crying: 11 people, 55.00%
  2. Fatigue (feeling of tiredness): 10 people, 50.00%
  3. Feeling Guilty: 9 people, 45.00%
  4. Mood Swings (an extreme or rapid change in mood): 9 people, 45.00%
  5. Memory Loss: 9 people, 45.00%
  6. Jaundice - Yellow Skin (a yellowish pigmentation of the skin): 9 people, 45.00%
  7. Vision Blurred: 9 people, 45.00%
  8. Intentional Self-Injury: 9 people, 45.00%
  9. Insomnia (sleeplessness): 9 people, 45.00%
  10. Hypoaesthesia (reduced sense of touch or sensation): 9 people, 45.00%

What are the existing conditions these people have? *

  1. Conjunctivitis (pink eye): 2 people, 10.00%
  2. Stomatitis (inflammation of mucous membrane of mouth): 1 person, 5.00%
  3. Pain: 1 person, 5.00%
  4. Constipation: 1 person, 5.00%
  5. Convulsion (muscles contract and relax rapidly and repeatedly, resulting in an uncontrolled shaking of the body): 1 person, 5.00%
  6. Coronary Heart Disease (narrowing or blockage of the coronary arteries): 1 person, 5.00%
  7. Diarrhea: 1 person, 5.00%
  8. Eye Infection: 1 person, 5.00%
  9. Eye Irritation: 1 person, 5.00%
  10. Fever: 1 person, 5.00%

* Approximation only. Some reports may have incomplete information.

Do you take Chloramphenicol and have Paleness?

- Check whether Paleness is associated with a drug or a condition
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Related studies:

Effectiveness of, long term effects of, and alternative drugs to Chloramphenicol:

Paleness treatments and more:

How severe was Paleness and when was it recovered:

Expand to all the drugs that have ingredients of chloramphenicol:

Sub-studies by gender and age:

Female: 0-1 2-9 10-19 20-29 30-39 40-49 50-59 60+

Male: 0-1 2-9 10-19 20-29 30-39 40-49 50-59 60+

Browse all side effects of Chloramphenicol:

a b c d e f g h i j k l m n o p q r s t u v w x y z

Browse all the drugs that are associated with Paleness:

Browse all the conditions that are associated with Paleness:


How the study uses the data?

The study uses data from the FDA. It is based on chloramphenicol (the active ingredients of Chloramphenicol) and Chloramphenicol (the brand name). Other drugs that have the same active ingredients (e.g. generic drugs) are not considered. Dosage of drugs is not considered in the study.

How to use the study?

DO NOT STOP MEDICATIONS without first consulting your doctor. If there are any serious or long term adverse effects discovered in the study, discuss the study with your doctor to ensure that proper medication management will be in place if applicable.

Who is eHealthMe?

With medical big data and proven AI/ML algorithms, eHealthMe provides a platform for everyone to run phase IV clinical trials. We study millions of patients and 5,000 more each day. Results of our real-world drug study have been referenced on 800+ peer-reviewed medical publications, including The Lancet, Mayo Clinic Proceedings, and Nature. Our analysis results are available to researchers, health care professionals, patients (testimonials), and software developers (open API).

WARNING, DISCLAIMER, USE FOR PUBLICATION

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 eHealthMe.com 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. Our phase IV clinical studies alone cannot establish cause-effect relationship. 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.

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



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