Synthroid and Abdominal pain - a phase IV clinical study of FDA data
Summary:
Abdominal pain is found among people who take Synthroid, especially for people who are female, 60+ old, have been taking the drug for < 1 month.
The phase IV clinical study analyzes which people take Synthroid and have Abdominal pain. It is created by eHealthMe based on reports of 215,853 people who have side effects when taking Synthroid from the FDA, and is updated regularly. You can use the study as a second opinion to make health care decisions.
Phase IV trials are used to detect adverse drug outcomes and monitor drug effectiveness in the real world. With medical big data and AI algorithms, eHealthMe is running millions of phase IV trials and makes the results available to the public. Our original studies have been referenced on 600+ medical publications including The Lancet, Mayo Clinic Proceedings, and Nature.
215,853 people reported to have side effects when taking Synthroid.
Among them, 6,079 people (2.82%) have Abdominal pain.
What is Synthroid?
Synthroid has active ingredients of levothyroxine sodium. It is often used in hypothyroidism. eHealthMe is studying from 226,976 Synthroid users for its effectiveness, alternative drugs and more.
What is Abdominal pain?
Abdominal pain is found to be associated with 4,850 drugs and 5,111 conditions by eHealthMe.
Number of Synthroid and Abdominal pain reports submitted per year:

Time on Synthroid when people have Abdominal pain *:
Gender of people who have Abdominal pain when taking Synthroid*:
Age of people who have Abdominal pain when taking Synthroid *:
Common drugs people take besides Synthroid *:
Common side effects people have besides Abdominal pain *:
Common conditions people have *:
* Approximation only. Some reports may have incomplete information.
Do you take Synthroid and have Abdominal pain?
Check whether Abdominal pain is associated with a drug or a conditionHow to use the study?
You can discuss the study with your doctor, to ensure that all drug risks and benefits are fully discussed and understood.
Related publications that referenced our studies
- Bhuvan KC, ALrasheedy AA, Ibrahim MI, "A case report from Nepalese community pharmacy on levofloxacin induced severe abdominal pain", Saudi Pharmaceutical Journal, 2013 Jul .
Related studies
How severe was Abdominal pain and when was it recovered:
Expand to all the drugs that have ingredients of levothyroxine sodium:
- Abdominal pain and drugs with ingredients of levothyroxine sodium (12,802 reports)
Alternative drugs to, pros and cons of Synthroid:
- Synthroid (226,976 reports)
Common Synthroid side effects:
- Fatigue (feeling of tiredness): 20,619 reports
- Drug ineffective: 16,072 reports
- Headache (pain in head): 14,633 reports
- Pain: 13,929 reports
- Diarrhea: 13,797 reports
- Weakness: 13,556 reports
Browse all side effects of Synthroid:
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 zAbdominal pain treatments and more:
- Abdominal pain (246,231 reports)
COVID vaccines that are related to Abdominal pain:
- Abdominal pain in Moderna COVID Vaccine
- Abdominal pain in Pfizer BioNTech Covid Vaccine
- Abdominal pain in Johnson and Johnson Covid Vaccine
Common drugs associated with Abdominal pain:
- Prednisone: 16,043 reports
- Humira: 15,782 reports
- Methotrexate: 9,997 reports
- Aspirin: 9,343 reports
- Omeprazole: 8,436 reports
- Metformin: 8,314 reports
- Mirena: 7,903 reports
- Pantoprazole: 6,761 reports
- Synthroid: 6,079 reports
- Profen: 5,923 reports
All the drugs that are associated with Abdominal pain:
- Abdominal pain (4,850 drugs)
Common conditions associated with Abdominal pain:
- Crohn's disease: 18,846 reports
- Birth control: 11,549 reports
- High blood pressure: 10,348 reports
- Rheumatoid arthritis: 9,807 reports
- Pain: 8,939 reports
All the conditions that are associated with Abdominal pain:
- Abdominal pain (5,111 conditions)
How the study uses the data?
The study uses data from the FDA. It is based on levothyroxine sodium (the active ingredients of Synthroid) and Synthroid (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.
Who is eHealthMe?
With medical big data and proven AI 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 600+ 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.
Recent studies on eHealthMe:
- Zoledronic and Sjogren Syndrome - 8 seconds ago
- How effective is Trazodone Hydrochloride for Stress And Anxiety? - 8 seconds ago
- Ziac vs. Propranolol Hydrochloride And Hydrochlorothiazide - 13 seconds ago
- Lamotrigine and Urge Incontinence - 15 seconds ago
- Effexor and Vitamin B12 Deficiency - 18 seconds ago
- Cilostazol and Tumor Lysis Syndrome - 18 seconds ago
- Albuterol and Loss Of Proprioception - 23 seconds ago
- How effective is Valacyclovir Hydrochloride for Herpes Zoster? - 33 seconds ago
- Furosemide and Glucose Tolerance Impaired - 38 seconds ago
- Amrix and Tarceva drug interaction - 43 seconds ago