Clinical trials: Levothyroxine
Pregnancy Related, Thyroid Stimulating; Hormone, C
Correlation Between Levothyroxine and Blood Th17/Treg in Pregnant Women With Normal-high TSH and Positive TPOAb
The purpose of this clinical trial is to understand the impact of different doses of levothyroxine on the immune inflammatory response in pregnant women with normal-high TSH and positive TPOAb in the first half of pregnancy.
- Trial name
- NCT06527859
- Testing
- Levothyroxin
- Where
- China
- Volunteers
- 64 people, healthy volunteers welcome
- Sponsor
- Third Affiliated Hospital of Zhengzhou University
Healthy
Bioequivalence Study of Levothyroxine Sodium Tablets 150 mcg
The objective of this study is to establish the bioequivalence of two levothyroxine formulations through the estimation of T4 levels in serum samples after baseline correction, according to Food and Drugs Administration (FDA)…
- Trial name
- NCT03634371
- Testing
- Drug Levothyroxine 150 mcg, Drug Eutirox 150 mcg
- Where
- Colombia
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Tecnoquimicas
Hypothyroidism
Comparison of Levothyroxine Formulation in Hypothyroid Patients With Enteral Feeding
The purpose of this study is to test a liquid levothyroxine formula and examine if it will lead to improvement in management of thyroid function and if it improves hypothyroid symptoms that patients experience.
- Trial name
- NCT04878614
- Testing
- Levothyroxine Tablet, Levothyroxine Sodium
- Where
- United States
- Volunteers
- 3 people, healthy volunteers welcome
- Sponsor
- University of California, Los Angeles
Healthy
Levothyroxine-sodium Bioequivalence Trial With Oral Single Dose Administration
Levothyroxine-sodium Bioequivalence Trial With Oral Single Dose Administration
- Trial name
- NCT06547242
- Testing
- Levothyroxin
- Where
- Germany
- Volunteers
- 132 people, healthy volunteers welcome
- Sponsor
- Berlin-Chemie AG Menarini Group
Melasma, Hyperthyroidism
Comparative Study of mMASI Before and After Hyperthyroid Therapy in Hyperthyroid Subjects With Melasma
Study's objectives are to determine proportion of melasma cases in hyperthyroid patients and to compare severity of melasma before and after medications of three months hyperthyroid therapy using modified melasma area and…
- Trial name
- NCT04346901
- Testing
- Thiamazol
- Where
- Indonesia
- Volunteers
- 23 people, healthy volunteers welcome
- Sponsor
- Dr.dr.Irma Bernadette, SpKK (K)
Malignant Neoplasm of Thyroid, Heart Diseases
Thyrotropin Over-suppression and Heart
The investigators evaluated the cardiac effects of Thyroid-stimulating hormone (TSH) over-suppression in women with differentiated thyroid cancer (DTC) frequently encountered during suppression therapy.
- Conditions
- Malignant Neoplasm of Thyroid, Heart Diseases, Thyrotoxicosis on Thyroxine Therapy
- Trial name
- NCT02645786
- Volunteers
- 31 people, healthy volunteers welcome
- Sponsor
- Chuncheon Sacred Heart Hospital
Healthy
Fasting Study of Levothyroxine Sodium Tablets 300 μg to Levothroid® Tablets 300 μg
The objective of this study was to investigate the bioequivalence of Mylan's levothyroxine sodium 300 μg tablets to Lloyd's Levothroid® 300 μg tablets following a single 600 μg (2 x 300 μg) dose administered in healthy adult…
- Trial name
- NCT00648700
- Testing
- Levothyroxine Sodium Tablets 300 μg, Levothroid® Tablets 300 μg
- Where
- United States
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Mylan Pharmaceuticals Inc
Healthy
Fasting Study of Levothyroxine Sodium Tablets 300 mcg to Synthroid® Tablets 300 mcg
The objective of this study was to investigate the bioequivalence of Mylan's levothyroxine sodium 300 mcg tablets to Abbott's Synthroid® 300 mcg tablets following a single, oral 600 mcg dose (2 × 300 mcg) administered under…
- Trial name
- NCT00648882
- Testing
- LEVOTHYROXINE SODIUM TABLETS,, SYNTHROID® 300 mcg Tablets
- Where
- United States
- Volunteers
- 33 people, healthy volunteers welcome
- Sponsor
- Mylan Pharmaceuticals Inc
Healthy
BE of Euthyrox® Tablets (Merck Nantong Versus Merck Darmstadt Sites)
The purpose of this study is to demonstrate bioequivalence (BE) between Euthyrox® tablets manufactured at Merck Nantong (Test Euthyrox) versus the tablets manufactured at Merck Darmstadt (Reference Euthyrox).
- Trial name
- NCT05174000
- Testing
- Test Euthyrox®, Reference Euthyrox®
- Where
- China
- Volunteers
- 56 people, healthy volunteers welcome
- Sponsor
- Merck Healthcare KGaA, Darmstadt, Germany, an affiliate of Merck KGaA, Darmstadt, Germany
Healthy Volunteers
Thyroid and Fat Tissue Metabolism
This study will use a technique called microperfusion to examine how thyroid hormones are involved in fat metabolism. The thyroid gland produces two kinds of hormones: T3 and T4.
- Trial name
- NCT00312715
- Where
- United States
- Volunteers
- 41 people, healthy volunteers welcome
- Sponsor
- National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
Hashimoto Disease
FGF-21 Levels and RMR in Children and Adolescents With Hashimoto's Thyroiditis (THYROMETABOL)
It is well documented that thyroid hormones (THs) are involved in energy and lipid metabolism, thermogenesis, and body weight control, acting on several tissues.
- Trial name
- THYROMETABOL (NCT02725879)
- Where
- Greece
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Aristotle University Of Thessaloniki
Healthy
Bioequivalence Study of Levothyroxine Sodium Tablets 100 mcg
The objective of this study is to establish the bioequivalence of two levothyroxine formulations through the estimation of T4 levels in serum samples after baseline correction, according to Food and Drugs Administration (FDA)…
- Trial name
- NCT04573907
- Testing
- Drug Levothyroxine 100 mcg, Drug Eutirox 100 mcg
- Where
- Argentina
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Tecnoquimicas
Postpartum Depression
Postpartum Thyroid Measures and Mood
Women with abnormal serum thyroid antibody levels or abnormal TSH and/or T4 values are more likely than their normal counterparts to have higher scores on a common postpartum depression screening test.
- Trial name
- NCT00565032
- Where
- United States
- Volunteers
- 75 people, healthy volunteers welcome
- Sponsor
- Oklahoma State University Center for Health Sciences
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.
Hypothyroidism
Desiccated Thyroid Extract Versus Synthetic T3/T4 Combination (ThyrolarTM) Versus L-T4 Alone in the Therapy of Primary Hypothyroidism With Special Attention to the Gene Polymorphism
The proposed study design is a prospective, randomized, double-blind, crossover study. After informed consent is obtained, patients will be randomized to receive either desiccated thyroid in capsules, or L-T4/L-T3 (ThyrolarTM) in…
- Trial name
- NCT02317926
- Testing
- Levothyroxine, Levothyroxine Plus Liothyronine, Desiccated Thyroid Extract
- Where
- United States
- Volunteers
- 81 people, healthy volunteers welcome
- Sponsor
- Walter Reed National Military Medical Center
Energy Supply; Deficiency, Carbohydrate Availability
Endocrinological and Physiological Responses to Short-term Reduced Carbohydrate Availability in Males
Using a randomised crossover design, nine weight-stable men, aged 18 - 40 years old, will be recruited via convenience sampling from the staff and student body of LJMU and local area.
- Trial name
- NCT05551455
- Testing
- Nutritional/dietary intake manipulation ('Normal'), Nutritional/dietary intake manipulation ('Low')
- Where
- United Kingdom
- Volunteers
- 8 people, healthy volunteers welcome
- Sponsor
- Liverpool John Moores University
Pharmacokinetics
Bioavailability Investigations of Thyronajod Mite Tablets of Dosage Strengths 50 μg Levothyrox-ine/75 μg Iodine, and 100 μg Levothyroxine/75 μg Iodine vs. a Levothyroxine Drinking-Solution: A Randomised Cross Over Study in Healthy Male Individuals. Currently: 50 μg/ 75 μg Tablets
The purpose of this study is to measure the area under the curve (AUC0-48h; extent of systemic availability) and the maxi-mum concentrations (Cmax) of total serum levothyroxine (TT4, bound and free fraction) after a single…
- Trial name
- NCT01465633
- Testing
- levothyroxine
- Where
- Germany
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Heidelberg University
Brain Death
Thyroxine Replacement in Organ Donors
To compare oral versus intravenous administration of thyroid hormone: 1) for reversibility of hemodynamic instability in organ donors, and, 2) the pharmacokinetics of oral vs iv thyroid administration
- Trial name
- NCT00238030
- Testing
- L-thryoxine, iv thryoxine
- Where
- Canada
- Volunteers
- 34 people, healthy volunteers welcome
- Sponsor
- London Health Sciences Centre Research Institute OR Lawson Research Institute of St. Joseph's
Healthy
Fasting Study of Levothyroxine Sodium Tablets 300 μg to Synthroid® Tablets 300 μg
The objective of this study was to investigate the bioequivalence of Mylan's levothyroxine sodium 300 μg tablets to Abbott's Synthroid® 300 μg tablets following a single 600 μg (2 x 300 μg) dose administered in healthy volunteers…
- Trial name
- NCT00647855
- Testing
- Levothyroxine Sodium Tablets 300 μg, Synthroid® Tablets 300 μg
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Mylan Pharmaceuticals Inc
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