Declomycin side effects, by duration, gender and age (a phase IV clinical study of FDA data)

Summary:

Side effects are reported by people who take Declomycin (demeclocycline hydrochloride). Common side effects include drug hypersensitivity among females and abdominal distension among males.

The phase IV clinical study is created by eHealthMe based on 93 reports from the FDA, and is updated regularly.

What is Declomycin?

Declomycin has active ingredients of demeclocycline hydrochloride. eHealthMe is studying from 93 Declomycin users. Check the latest studies of Declomycin.

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On Sep, 01, 2026

93 people who take Declomycin and have side effects are studied.

Declomycin side effects.

What are the common side effects of Declomycin, by gender? *:

female:

  1. Drug hypersensitivity
  2. Blood creatinine increased
  3. Blood urea increased
  4. Abdominal pain
  5. Acute respiratory failure
  6. Adenomyosis (presence of ectopic glandular tissue found in muscle)
  7. Arthralgia (joint pain)
  8. Blood cholesterol increased
  9. Body temperature decreased
  10. Bone pain

male:

  1. Abdominal distension
  2. Abdominal pain
  3. Bacterial infection
  4. Biopsy bone marrow abnormal
  5. Blood alkaline phosphatase nos increased
  6. Brain neoplasm (tumour of brain)
  7. Candidiasis (candidiasis or thrush is a fungal infection)
  8. Cardiac arrest
  9. Chronic obstructive pulmonary disease (a progressive disease that makes it hard to breathe)
  10. Colitis ischaemic (due to infection of intestine impaired blood supply to colon)

What are the common side effects of Declomycin, by age (0-1 to 60+) *:

0-1:

n/a

2-9:

n/a

10-19:

  1. Tooth discolouration (a change in colour of teeth)

20-29:

  1. Gastric ulcer (stomach ulcer)

30-39:

  1. Cardiac arrest
  2. Drug hypersensitivity

40-49:

  1. Abdominal pain
  2. Abdominal distension
  3. Blood cholesterol increased
  4. Brain neoplasm (tumour of brain)
  5. Pancytopenia (medical condition in which there is a reduction in the number of red and white blood cells, as well as platelets)

50-59:

  1. Blood urea increased
  2. Adenomyosis (presence of ectopic glandular tissue found in muscle)
  3. Bacterial infection
  4. Biopsy bone marrow abnormal
  5. Blood creatinine increased
  6. Candidiasis (candidiasis or thrush is a fungal infection)
  7. Colitis ischaemic (due to infection of intestine impaired blood supply to colon)
  8. Death
  9. Dysfunctional uterine bleeding
  10. Inflammatory bowel disease

60+:

  1. Drug hypersensitivity
  2. Abdominal distension
  3. Blood creatinine increased
  4. Malignant neoplasm progression (cancer tumour came back)
  5. Activities of daily living impaired
  6. Acute respiratory failure
  7. Agranulocytosis (a deficiency of granulocytes in the blood, causing increased vulnerability to infection)
  8. Anorexia (eating disorder characterized by immoderate food restriction and irrational fear of gaining weight)
  9. Aortic aneurysm (enlargement of an aortic artery caused by a weakening of the artery wall)
  10. Arthralgia (joint pain)

What are the common side effects of Declomycin, by the time people have been on the drug (< 1 month to 10+ years)? *:

< 1 month:

  1. Blood creatinine increased
  2. Tooth discolouration (a change in colour of teeth)

1 - 6 months:

  1. Chronic obstructive pulmonary disease (a progressive disease that makes it hard to breathe)

6 - 12 months:

n/a

1 - 2 years:

n/a

2 - 5 years:

n/a

5 - 10 years:

n/a

10+ years:

n/a

not specified:

  1. Death
  2. Liver function tests nos abnormal
  3. Malignant neoplasm progression (cancer tumour came back)
  4. Pancreatitis (inflammation of pancreas)
  5. Activities of daily living impaired
  6. Acute respiratory failure
  7. Adenomyosis (presence of ectopic glandular tissue found in muscle)
  8. Agranulocytosis (a deficiency of granulocytes in the blood, causing increased vulnerability to infection)
  9. Anorexia (eating disorder characterized by immoderate food restriction and irrational fear of gaining weight)
  10. Aortic aneurysm (enlargement of an aortic artery caused by a weakening of the artery wall)

* Approximation only. Some reports may have incomplete information.

Do you take Declomycin?

- Personalize this study to your gender and age
- Predict drug outcomes for up to one year with AI
- Get an AI agent to monitor your drugs continuously

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.



How the study uses the data?

The study is based on demeclocycline hydrochloride (the active ingredients of Declomycin) and Declomycin (the brand name). Other drugs that have the same active ingredients (e.g. generic drugs) are not considered.

Related studies are listed below in case you need more information:

Alternative drugs to, pros and cons of Declomycin:

All Declomycin side effects from A to Z:

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

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.

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