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
Intraventricular Hemorrhage of Prematurity
Thyroxine Treatment in Premature Infants With Intraventricular Hemorrhage
Brain bleed in premature infants damages the brain and survivors suffer from cerebral palsy (weakness in the extremities), cognitive deficits, and neurobehavioral disorders.
- Trial name
- IVHT4 (NCT03390530)
- Testing
- Thyroxine
- Where
- United States
- Sponsor
- Albert Einstein College of Medicine
Subclinical hypothyroïdism
Can Levothyroxine Treatment Reduce the Development of Cardio-metabolic Disorder in Subclinical Hypothyroidism?
2. Aim/ Objectives The aim of this study is to evaluate the clinical, laboratory and echocardiographic findings in children with SCH.
- Trial name
- NCT04178928
- Testing
- Levothyroxine
- Volunteers
- 40 people
- Sponsor
- Ain Shams University
Brain Dead Organ Donors
Evaluation of the Efficacy and Safety of Levothyroxine in Brain Death Organ Donors: a Randomized Controled Trial
The primary objective of this study is to evaluate the feasibility of a randomized controlled trial comparing levothyroxine to placebo in neurologically deceased donors
- Trial name
- ECHOT4 (NCT02211053)
- Testing
- Levothyroxine
- Where
- Canada
- Volunteers
- 15 people
- Sponsor
- Centre Integre Universitaire de Sante et Services Sociaux du Nord de l'ile de Montreal
Euthyroid Sick Syndrome
Levothyroxine for Children With Euthyroid Sick Syndrome
The purpose of this study is to determine whether levothyroxine is effective and safe in the treatment of children with euthyroid sick syndrome, hospitalized in a pediatric intensive care unit.
- Trial name
- NCT01631305
- Testing
- Levothyroxine, Calcium magnesia
- Where
- Mexico
- Volunteers
- 80 people
- Sponsor
- Sinaloa Pediatric Hospital
Hypothyroidism, Trisomy 21
Use of Liquid Stable Levothyroxine in Trisomy 21 Pediatric Patients
Children with levothyroxine (T21) have developmental delay and other functional gastrointestinal (GI) issues that may negatively affect L-T4 tolerability and absorption.
- Trial name
- NCT04747275
- Testing
- Liquid stable levothyroxine (L-T4) Tirosint-SOL, Oral tablet levothyroxine (L-T4)
- Where
- United States
- Volunteers
- 6 people
- Sponsor
- Children's Mercy Hospital Kansas City
Congenital Hypothyroidism, Hypothyroidism
Generic vs. Name-Brand Levothyroxine
This study compares two different brands of thyroxine (thyroid hormone). Currently, pharmacists may be substituting generic formulations of thyroid hormone without your doctor knowing about this.
- Trial name
- NCT00403390
- Testing
- Brand Name Levothyroxine (Synthroid), Generic formulation of Levothyroxine
- Where
- United States
- Volunteers
- 34 people, healthy volunteers welcome
- Sponsor
- Boston Children's Hospital
Congenital Hypothyroidism, L-Thyroxine
Diagnosis and Follow-up of Patients With Subclinical Hypothyroidism
Long term follow-up of the patients with delayed TSH elevation or subclinical hypothyroidism has been seldom reported. The purpose of this study was to explore the diagnostic criteria for subclinical hypothyroidism and the…
- Conditions
- Congenital Hypothyroidism, L-Thyroxine, Follow-Up
- Trial name
- CHRO1 (NCT00497575)
- Sponsor
- Zhejiang University
Hypothyroxinemia
L-Thyroxine Supplementation for Preterm Newborns Less Than 32 Weeks of Gestation With Hypothyroxinemia
Transient hypothyroxinemia of prematurity (THOP) is associated with neurodevelopmental impairment in preterm newborns < 32 weeks of gestation (WG).
- Trial name
- NCT01306227
- Testing
- L-Thyroxine, water
- Where
- 3 sites in France
- Volunteers
- 50 people
- Sponsor
- Centre Hospitalier Universitaire, Amiens
Congenital Hypothyroidism
Comparison of Levothyroxine Formulations in the Treatment of Congenital Hypothyroidism
Observational, retrospective, prospective, pharmacological, single-centre, non-profit study. The aim is to evaluate, in newborns diagnosed with Congenital Hypothyroidism, the medium- and long-term efficacy and safety of the new…
- Trial name
- NCT06724224
- Where
- Italy
- Volunteers
- 120 people
- Sponsor
- IRCCS Azienda Ospedaliero-Universitaria di Bologna
Malignant Neoplasm of Thyroid Stage I, Malignant Neoplasm of Thyroid Stage II
Effect of Metformin on Decrement in Levothyroxin Dose Required for Thyroid Stimulating Hormone (TSH) Suppression in Patients With Differentiated Thyroid Cancer
Differentiated thyroid cancer is the most common neoplasm of endocrine system. After surgery and radioiodine treatment, thyroid stimulating hormone (TSH) suppression is the main goal which is achieved with levothyroxine…
- Trial name
- NCT01341886
- Testing
- Metformin
- Where
- Iran
- Volunteers
- 51 people
- Sponsor
- Mashhad University of Medical Sciences
Febrile Convulsion, Neuroendocrine Stress Response
Neuroendocrine Response in Pediatric Febrile Seizures
Febrile seizures are the most common seizure type in early childhood and usually occur during febrile illnesses. Although most febrile seizures are benign, the biological stress response during seizures is not fully understood.
- Conditions
- Febrile Convulsion, Neuroendocrine Stress Response, Fever
- Trial name
- NCT07463222
- Where
- Turkey (Türkiye)
- Volunteers
- 120 people
- Sponsor
- Aydin Adnan Menderes University
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
Congenital Hypothyroidism
Levothyroxine Dosing in Neonatal Congenital Hypothyroidism
This randomized controlled trial compared high-dose and moderate-dose levothyroxine as initial therapy for neonates with primary congenital hypothyroidism.
- Trial name
- CH-LT4 (NCT07754370)
- Testing
- Levothyroxine
- Where
- Egypt
- Volunteers
- 101 people
- Sponsor
- Menoufia University
Child Development Disorders, Pregnancy
The Effect of Thyroid Hormone Levels in Pregnant Women on the Intelligence Quotient (IQ) of Their Children
This study is designed to test the hypothesis that the level of the thyroid hormone thyroxine (specifically, free thyroxine, FT4) circulating in the blood of pregnant women is the key thyroid-related factor to influence early…
- Conditions
- Child Development Disorders, Pregnancy, Subclinical Hypothyroidism
- Trial name
- NCT00147433
- Where
- United States
- Volunteers
- 5,000 people
- Sponsor
- Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
Pregnancy, Hypothyroidism
Thyroid Hormone Dose Adjustment in Pregnancy
Our aim is to compare the safety and efficacy of 2 different empiric levothyroxine dose adjustment recommendations to be made at the first confirmation of pregnancy in women with a history of hypothyroidism.
- Trial name
- NCT00230802
- Testing
- Anticipatory dose increase of levothyroxine, levothyroxine
- Where
- United States
- Volunteers
- 48 people
- Sponsor
- Brigham and Women's Hospital
Thyroid Dysfunction, Hypothyroidism
Fetal and Neonatal Thyroid in Pregnancies With Severe Acute Respiratory Syndrome Coronavirus 2 ( SARS- COV2 ) COVID-19
The thyroid gland has been shown to be a common target for COVID 19 virus. Babies born to mothers positive for COVID 19 infections were noticed to have elevated thyroid stimulating hormone ( TSH ) levels on screening.
- Conditions
- Thyroid Dysfunction, Hypothyroidism, Hyperthyroidism
- Trial name
- COVID-19 (NCT05385029)
- Testing
- Thyroxine
- Where
- Saudi Arabia
- Volunteers
- 95 people
- Sponsor
- OMER B ABDELBASIT
Hypopituitarism
Central Hypothyroidism and Cardiovascular Risk
Retrospective trial of 300 patients with pituitary insufficiency treated in Department of Medica Endocrinology, Rigshospitalet, Copenhagen University concerning levothyroxine (T4) replacement and cardiovascular risk factors.
- Trial name
- NCT01574859
- Testing
- levothyroxine
- Where
- Denmark
- Volunteers
- 200 people
- Sponsor
- Copenhagen University Hospital, Rigshospitalet
Hypothyroidism, Hyperthyroidism
NOMOTHETICOS: Nonlinear Modelling of Thyroid Hormones' Effect on Thyrotropin Incretion in Confirmed Open-loop Situation
The NOMOTHETICOS study is a unicentric cross-sectional study for a quantitative analysis of feedback-inhibition in the thyrotropic homeostatic control.
- Trial name
- NOMOTHETICOS (NCT01145040)
- Where
- 3 sites in Germany
- Volunteers
- 138 people
- Sponsor
- Ruhr University of Bochum
Differentiated Thyroid Carcinoma
OnT4-Thyroglobulin Assay Before rhTSH-Aided Radioiodine Ablation
Thyroidectomy followed by administration of large activities of 131-iodine (131I) is the treatment of choice for differentiated thyroid carcinoma (DTC).
- Trial name
- NCT00439127
- Volunteers
- 28 people
- Sponsor
- Oncology Institute of Southern Switzerland