Magnesium and Zelnorm drug interactions - a phase IV clinical study of FDA data
Summary:
Drug interactions are reported among people who take Magnesium (magnesium) and Zelnorm (tegaserod maleate). Common drug interactions include ocular hyperaemia among females and renal failure among males.
The phase IV clinical study analyzes what interactions people have when they take Magnesium and Zelnorm. It is created by eHealthMe based on reports of 29 people who take the same drugs from the FDA, and is updated regularly.
What is Magnesium?
Magnesium has active ingredients of magnesium. It is often used in constipation. eHealthMe is studying from 121,144 Magnesium users. Check the latest studies of Magnesium.
What is Zelnorm?
Zelnorm has active ingredients of tegaserod maleate. eHealthMe is studying from 7,261 Zelnorm users. Check the latest studies of Zelnorm.
29 people who take Magnesium and Zelnorm together, and have interactions are studied.

What are the common drug interactions of Magnesium and Zelnorm, by gender? *:
female:
- Ocular hyperaemia (an abnormally large amount of blood in eye)
- Pain in extremity
- Pancreatitis (inflammation of pancreas)
- Swelling
- Syncope (loss of consciousness with an inability to maintain postural tone)
- Tardive dyskinesia (a disorder that involves involuntary movements)
- Thrombotic thrombocytopenic purpura (a rare blood disorder characterized by clotting in small blood vessels of the body)
- Ulcer haemorrhage (bleeding ulcer)
- Urinary tract infection
- Vasodilatation (widening of blood vessels resulting from relaxation of smooth muscle cells within the vessel walls)
male:
- Renal failure (kidney dysfunction)
- Abdominal distension
- Dehydration (dryness resulting from the removal of water)
- Dyspnoea (difficult or laboured respiration)
- Emotional distress
- Fatigue (feeling of tiredness)
- Gastritis (inflammation of stomach)
- Gastrointestinal haemorrhage (bleeding gastrointestinal tract)
- Hypothyroidism (abnormally low activity of the thyroid gland, resulting in retardation of growth and mental development)
- Impaired gastric emptying
What are the common drug interactions of Magnesium and Zelnorm, 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:
- Abdominal pain upper
- Blood urine present
- Dizziness
- Fungal infection
- Headache (pain in head)
- Malaise (a feeling of general discomfort or uneasiness)
- Nasal ulcer (ulcer of nose)
- Nausea (feeling of having an urge to vomit)
- Oedema (fluid collection in tissue)
- Pain
50-59:
- Renal failure (kidney dysfunction)
- Impaired gastric emptying
- Cerebrovascular accident (sudden death of some brain cells due to lack of oxygen when the blood flow to the brain is impaired by blockage or rupture)
- Chronic kidney disease
- Abdominal distension
- Abdominal pain
- Acute myocardial infarction (acute heart attack)
- Anaemia (lack of blood)
- Bacterial infection
- Cardiac failure congestive
60+:
- Abdominal discomfort
- Arthritis (form of joint disorder that involves inflammation of one or more joints)
- Fatigue (feeling of tiredness)
- Femur fracture
- Micturition urgency (urgency to pass the urine)
- Rash macular (small, flat red spots)
- Sleep disorder due to a general medical condition
- Chronic kidney disease
- Cardiac disorder
- Chest pain
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): 15 people, 51.72%
- High Blood Pressure: 9 people, 31.03%
- Infection: 8 people, 27.59%
- Multiple Allergies (allergy to multiple agents): 8 people, 27.59%
- Hypersensitivity: 8 people, 27.59%
- Pain: 8 people, 27.59%
- Hypovitaminosis (any of several diseases caused by deficiency of one or more vitamins): 7 people, 24.14%
- High Blood Cholesterol: 7 people, 24.14%
- Irritable Bowel Syndrome: 7 people, 24.14%
- Insomnia (sleeplessness): 7 people, 24.14%
* Approximation only. Some reports may have incomplete information.
Do you take Magnesium and Zelnorm?
- 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:
Browse all drug interactions of Magnesium and Zelnorm:
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 Magnesium:
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 Zelnorm:
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 Magnesium 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 Zelnorm 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 zHow the study uses the data?
The study uses data from the FDA. It is based on magnesium and tegaserod maleate (the active ingredients of Magnesium and Zelnorm, respectively), and Magnesium and Zelnorm (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.
If you use this eHealthMe study on publication, please acknowledge it with a citation: study title, URL, accessed date.
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