Clinical trials: Treatment Levothyroxine
Subclinical Hypothyroidism
Discontinuation of Levothyroxine Therapy for Patients With Subclinical Hypothyroidism
The investigators propose the following hypothesis: discontinuation of levothyroxine (LT4) for veterans with subclinical hypothyroidism (SCH) will be feasible, acceptable, and safe and will not negatively affect their Quality of…
- Trial name
- NCT04288115
- Testing
- Levothyroxine
- Where
- United States
- Volunteers
- 52 people
- Sponsor
- VA Office of Research and Development
Subclinical Hypothyroidism
Mechanistic Study of Subclinical Hypothyroidism In the Elderly
Subclinical hypothyroidism, defined as an elevated TSH in the setting of normal thyroid hormone levels, is a common diagnosis in the elderly.
- Trial name
- NCT02399475
- Testing
- Levothyroxine, Liothyronine, Thyrotropin-Releasing Hormone
- Where
- United States
- Volunteers
- 14 people
- Sponsor
- University of Pennsylvania
Down Syndrome, Subclinical Hypothyroidism
Treatment Trial of Subclinical Hypothyroidism in Down Syndrome
The purpose of this research study is to learn about the effects of treating subclinical hypothyroidism (SCH) with thyroid hormone replacement in children and adolescents with Down syndrome (DS).
- Trial name
- NCT01832753
- Testing
- Levothyroxine
- Where
- 2 sites in United States
- Volunteers
- 12 people
- Sponsor
- Children's Hospital of Philadelphia
Hypothyroidism
Study of Dose Adjustment From Levothyroxine to a New Levothyroxine Sodium Test Formulation
The purpose of this study is to investigate the effect of switching participants taking levothyroxine to a new sodium formulation.
- Trial name
- NCT01916304
- Testing
- Levothyroxine sodium new formulation
- Where
- Belgium
- Volunteers
- 101 people
- Sponsor
- Takeda
Hypothyroidism;Postablative
Levothyroxine Sodium in Thyroidectomized Patients Taking Proton Pump Inhibitors
This is an open-label therapeutic efficacy study of Tirosint (levothyroxine sodium) capsules in thyroidectomized patients taking proton pump inhibitors and levothyroxine, evaluating changes in serum levels of Thyroid Stimulating…
- Trial name
- NCT03094416
- Testing
- levothyroxine sodium capsule, Proton pump inhibitor (PPI), Levothyroxine Sodium (LT4) Tablets
- Where
- 9 sites in United States
- Volunteers
- 66 people
- Sponsor
- IBSA Institut Biochimique SA
Cardiac Surgery Intensive Care Treatment, Delayed Recovery From Anaesthesia
Role of Levothyroxine Supplementation in Delayed Recovery Following Cardiac Surgery
Research indicates that hypothyroidism decreases heart contractility, reduces stroke volume and rate, affects the vascular endothelium, and increases the risk of atherosclerosis, systemic vascular resistance, hypertension…
- Conditions
- Cardiac Surgery Intensive Care Treatment, Delayed Recovery From Anaesthesia, Euthyroid Sick Syndrome, Cardiac Surgery Requiring Cardiopulmonary Bypass
- Trial name
- L-Thyroxine (NCT06660823)
- Testing
- L-thyroxine
- Where
- Egypt
- Volunteers
- 70 people
- Sponsor
- Ain Shams University
Graves' Disease
Early Levothyroxine Post Radioactive Iodine
The study will try to answer the question of whether early treatment with levothyroxine at 4 weeks after radioactive iodine for Graves'disease will prevent overt hypothyroidism (low thyroid hormone levels).
- Trial name
- NCT01950260
- Testing
- Levothyroxine
- Where
- United States
- Volunteers
- 61 people
- Sponsor
- Mayo Clinic
Hypothyroidism, Thyroid Disease
A Study of Armour® Thyroid Compared to Synthetic T4 (Levothyroxine) in Previously Hypothyroid Participants
This study will evaluate the safe and effective dose conversion from levothyroxine (synthetic T4) therapy to Armour Thyroid therapy in participants who are on a stable dose of levothyroxine and have thyroid stimulating hormone…
- Conditions
- Hypothyroidism, Thyroid Disease, Euthyroid, Thyroid Gland
- Trial name
- NCT04124705
- Testing
- Armour® Thyroid, Levothyroxine
- Where
- 28 sites in United States
- Volunteers
- 284 people
- Sponsor
- Allergan
Thyroid; Deficiency, Quality of Life
Quality of Life After Interventional Thyroid Treatment
In this study, patients are prospectively followed after radioiodine treatment to assess the relationship between thyroid status and their quality of life after thyroid ablative treatment.
- Trial name
- DSR (NCT03880578)
- Testing
- Levothyroxine Sodium
- Where
- Germany
- Volunteers
- 101 people
- Sponsor
- Klinikum Lüdenscheid
Hypothyroidism
Hypothyroidism Treated With Calcitonin
Some people with hypothyroidism have persistent symptoms despite adequate treatment with thyroid hormones. We are testing whether giving calcitonin to such people will improve their quality of life.
- Trial name
- NCT03342001
- Testing
- Calcitonin
- Where
- United States
- Volunteers
- 11 people, healthy volunteers welcome
- Sponsor
- University of Maryland, Baltimore
Subclinical Hypothyroidism, Hypothyroxinemia
Thyroid Therapy for Mild Thyroid Deficiency in Pregnancy
The purpose of this study is to determine whether treating women, who are diagnosed with a mild imbalance of thyroid hormones during pregnancy, with thyroid hormone replacement affects their children's intellectual development at…
- Conditions
- Subclinical Hypothyroidism, Hypothyroxinemia, Pregnancy
- Trial name
- TSH (NCT00388297)
- Testing
- Levothyroxine
- Where
- 14 sites in United States
- Volunteers
- 1,203 people, healthy volunteers welcome
- Sponsor
- The George Washington University Biostatistics Center
Thyroid Diseases
Thyroid and Glucose and Energy Metabolism
This study will examine how two thyroid preparations-levothyroxine (T4) and liothyronine (T3)-affect fat and cholesterol metabolism, blood sugar regulation, and thyrotropin secretion in patients who have had their thyroid gland…
- Trial name
- NCT00106119
- Testing
- Liothyronine and Levothyroxine
- Where
- United States
- Volunteers
- 18 people
- Sponsor
- National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
Epilepsy
Study to Evaluate Serum Free Thyroxine (FT4) and Free Triiodothyronine (FT3) Measurements for Subjects Treated With Eslicarbazeine Acetate (ESL)
The purpose of this research study is to determine if the blood tests used to measure free thyroid hormone levels are affected by a drug called eslicarbazepine acetate.
- Trial name
- NCT02491073
- Testing
- blood draw
- Where
- 7 sites in United States
- Volunteers
- 71 people, healthy volunteers welcome
- Sponsor
- Sumitomo Pharma America, Inc.