Clopidogrel and Zanaflex drug interactions - a phase IV clinical study of FDA data
Summary:
Drug interactions are reported among people who take Clopidogrel (clopidogrel) and Zanaflex (tizanidine hydrochloride). Common drug interactions include renal injury among females and chronic kidney disease among males.
The phase IV clinical study analyzes what interactions people have when they take Clopidogrel and Zanaflex. It is created by eHealthMe based on reports of 61 people who take the same drugs from the FDA, and is updated regularly.
What is Clopidogrel?
Clopidogrel has active ingredients of clopidogrel. It is often used in blood clots. eHealthMe is studying from 92,160 Clopidogrel users. Check the latest studies of Clopidogrel.
What is Zanaflex?
Zanaflex has active ingredients of tizanidine hydrochloride. It is often used in muscle spasms. eHealthMe is studying from 17,476 Zanaflex users. Check the latest studies of Zanaflex.
61 people who take Clopidogrel and Zanaflex together, and have interactions are studied.

What are the common drug interactions of Clopidogrel and Zanaflex, by gender? *:
female:
- Renal injury (kidney injury)
- Acute myocardial infarction (acute heart attack)
- Acute respiratory failure
- Anaemia (lack of blood)
- Arthralgia (joint pain)
- Bone pain
- Cardiac failure congestive
- Confusional state
- Constipation
- Diverticulitis (digestive disease which involves the formation of pouches (diverticula) within the bowel wall)
male:
- Chronic kidney disease
- Renal failure (kidney dysfunction)
- Death
- Diarrhoea
- Dyslipidaemia (abnormal amount of lipids)
- Fall
- Fatigue (feeling of tiredness)
- Hypertension (high blood pressure)
- Hypotension (abnormally low blood pressure)
- Hypoxia (low oxygen in tissues)
What are the common drug interactions of Clopidogrel and Zanaflex, by age (0-1 to 60+)? *:
0-1:
n/a
2-9:
n/a
10-19:
n/a
20-29:
n/a
30-39:
n/a
40-49:
- Chronic kidney disease
- Gastrooesophageal reflux disease (stomach contents (food or liquid) leak backwards from the stomach into the oesophagus)
- Hyperparathyroidism secondary (an abnormally high concentration of parathyroid hormone in the blood, resulting in weakening of the bones through loss of calcium-secondary)
- Nephrogenic anaemia (anaemia due to kidney disease)
- Renal failure (kidney dysfunction)
- Tubulointerstitial nephritis (a form of nephritis affecting the interstitium of the kidneys surrounding the tubules)
50-59:
- Atrial fibrillation (fibrillation of the muscles of the atria of the heart)
- Constipation
- Nephrogenic anaemia (anaemia due to kidney disease)
- Renal cyst (kidney cyst)
- Acidosis (build-up of carbon dioxide in the blood)
- Gastric cancer (stomach cancer)
- Hypervolaemia (abnormally increased volume of blood)
- Acute myocardial infarction (acute heart attack)
- Amnesia (deficit in memory caused by brain damage, disease, or psychological trauma)
- Anaemia (lack of blood)
60+:
- Chronic kidney disease
- Renal failure (kidney dysfunction)
- Anaemia (lack of blood)
- Arteriosclerosis coronary artery (thickening and hardening of arteries- coronary artery)
- Arthralgia (joint pain)
- Asthenia (weakness)
- Atrial fibrillation (fibrillation of the muscles of the atria of the heart)
- Balance disorder
- Blood pressure increased
- Bronchitis (inflammation of the mucous membrane in the bronchial tubes)
What are the existing conditions these people have? *
- Gastroesophageal Reflux Disease (a condition in which stomach contents leak backward from the stomach into the oesophagus): 21 people, 34.43%
- High Blood Pressure: 14 people, 22.95%
- Pain: 11 people, 18.03%
- High Blood Cholesterol: 11 people, 18.03%
- Cardiac Disorder: 7 people, 11.48%
- Renal Disorder (kidney disease): 6 people, 9.84%
- Polycythaemia Vera (blood disorder in which the bone marrow makes too many red blood cells): 6 people, 9.84%
- Infection: 6 people, 9.84%
- Gastric Ulcer (stomach ulcer): 6 people, 9.84%
- Stress And Anxiety: 5 people, 8.20%
* Approximation only. Some reports may have incomplete information.
Do you take Clopidogrel and Zanaflex?
- Personalize this study to your gender, age, symptoms and drugs
- Predict drug outcomes for up to one year with AI
- Get an AI agent to monitor your drugs continuously
Related studies:
Effectiveness of, side effects of, and alternative drugs to the 2 drugs:
- Clopidogrel (92,160 reports)
- Zanaflex (17,476 reports)
Browse all drug interactions of Clopidogrel and Zanaflex:
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 zSub-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 Clopidogrel:
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 zBrowse all side effects of Zanaflex:
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 zBrowse all interactions between Clopidogrel and drugs 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 zBrowse all interactions between Zanaflex and drugs 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 zRelated publications that referenced our studies
- Lai SW, Lin CL, Liao KF, "Actively using clopidogrel correlates with an increased risk of acute pancreatitis in Taiwan", International journal of cardiology, 2015 Mar .
- Jacob S, Dunn BL, Qureshi ZP, Bandarenko N, Kwaan HC, Pandey DK, McKoy JM, Barnato SE, Winters JL, Cursio JF, Weiss I, "Ticlopidine-, clopidogrel-, and prasugrel-associated thrombotic thrombocytopenic purpura: a 20-year review from the Southern Network on Adverse Reactions (SONAR)", InSeminars in thrombosis and hemostasis, 2012 Jan .
- Frank P, "Ticlopidine-, Clopidogrel-, and Prasugrel-Associated Thrombotic Thrombocytopenic Purpura: A Twenty-Year Review from the Southern Network on Adverse Reactions (SONAR)", , 2012 Jan .
- Lai SW, Lin CL, Liao KF, "Actively using clopidogrel correlates with an increased risk of acute pancreatitis in Taiwan", International journal of cardiology, 2015 Mar .
- Jacob S, Dunn BL, Qureshi ZP, Bandarenko N, Kwaan HC, Pandey DK, McKoy JM, Barnato SE, Winters JL, Cursio JF, Weiss I, "Ticlopidine-, clopidogrel-, and prasugrel-associated thrombotic thrombocytopenic purpura: a 20-year review from the Southern Network on Adverse Reactions (SONAR)", InSeminars in thrombosis and hemostasis, 2012 Jan .
- Frank P, "Ticlopidine-, Clopidogrel-, and Prasugrel-Associated Thrombotic Thrombocytopenic Purpura: A Twenty-Year Review from the Southern Network on Adverse Reactions (SONAR)", , 2012 Jan .
How the study uses the data?
The study uses data from the FDA. It is based on clopidogrel and tizanidine hydrochloride (the active ingredients of Clopidogrel and Zanaflex, respectively), and Clopidogrel and Zanaflex (the brand names). 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.
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