Isoptin sr and Myalgia aggravated - a phase IV clinical study of FDA data

Summary:

Myalgia aggravated is reported as a side effect among people who take Isoptin sr (verapamil hydrochloride), especially for people who are male, 60+ old, have been taking the drug for 1 - 6 months also take Furosemide, and have Blood pressure diastolic increased.

The phase IV clinical study analyzes which people have Myalgia aggravated when taking Isoptin sr. It is created by eHealthMe based on reports of 825 people who have side effects when taking Isoptin sr from the FDA, and is updated regularly.

What is Isoptin sr?

Isoptin sr has active ingredients of verapamil hydrochloride. It is often used in high blood pressure. eHealthMe is studying from 850 Isoptin sr users. Check the latest studies of Isoptin sr.

What is Myalgia aggravated?

Myalgia aggravated (muscle pain) is found to be associated with 1,881 drugs and 608 conditions by eHealthMe. Check the latest studies of Myalgia aggravated.

On Jul, 11, 2026

825 people reported to have side effects when taking Isoptin sr.
Among them, 14 people (1.7%) have Myalgia aggravated.

Could Isoptin sr cause Myalgia aggravated?

Among these 14 people:

How long have people been on Isoptin sr when they have Myalgia aggravated? *

What is the gender of people who have Myalgia aggravated when taking Isoptin sr? *

female: 46.15 %
male: 53.85 %

What is the age of people who have Myalgia aggravated when taking Isoptin sr? *

What are other drugs people take besides Isoptin sr? *

Amlodipine: 3 people, 21.43%
Furosemide: 3 people, 21.43%
Omeprazole: 2 people, 14.29%
Plavix: 2 people, 14.29%
Flovent: 1 person, 7.14%
Neurontin: 1 person, 7.14%
Metformin Hydrochloride: 1 person, 7.14%
Meridia: 1 person, 7.14%
Keytruda: 1 person, 7.14%
Crestor: 1 person, 7.14%

What are other side effects people have besides Myalgia aggravated? *

Musculoskeletal Stiffness (stiffness of the body's muscles, joints, tendons, ligaments and nerves): 3 people, 21.43%
Stress And Anxiety: 3 people, 21.43%
Adverse Drug Reaction: 3 people, 21.43%
Weakness: 3 people, 21.43%
Back Pain: 2 people, 14.29%
Joint Pain: 2 people, 14.29%
Drug Exposure During Pregnancy: 1 person, 7.14%
Fatigue (feeling of tiredness): 1 person, 7.14%
Eyelid Ptosis (falling of the upper or lower eyelid): 1 person, 7.14%
Dyspnea (difficult or laboured breathing): 1 person, 7.14%

What are the existing conditions these people have? *

Blood Pressure Diastolic Increased: 3 people, 21.43%
Pain: 2 people, 14.29%
Indigestion: 2 people, 14.29%
Renal Neoplasm (kidney tumour): 1 person, 7.14%
Myelodysplastic Syndrome (a group of conditions that occur when the blood-forming cells in the bone marrow are damaged): 1 person, 7.14%
Malignant Melanoma (skin cancer rises from melancytes): 1 person, 7.14%
Hyperuricaemia (level of uric acid in the blood that is abnormally high): 1 person, 7.14%
Diabetes: 1 person, 7.14%
Arthropathy: 1 person, 7.14%

* Approximation only. Some reports may have incomplete information.

Do you take Isoptin sr and have Myalgia aggravated?

- Check whether Myalgia aggravated is associated with a drug or a condition
- Predict drug outcomes for up to one year with AI
- Get an AI agent to monitor your drugs continuously

Related studies:

Effectiveness of, long term effects of, and alternative drugs to Isoptin sr:

Isoptin sr (850 reports)

Browse all side effects of Isoptin sr:

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 Myalgia aggravated:

Myalgia aggravated (1,881 drugs)

Browse all the conditions that are associated with Myalgia aggravated:

Myalgia aggravated (608 conditions)

How the study uses the data?

The study uses data from the FDA. It is based on verapamil hydrochloride (the active ingredients of Isoptin sr) and Isoptin sr (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.