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Levothyroxine

Showing 1 - 25 of 190
STUDY
CONDITIONS
INTERVENTIONS
LOCATIONS
LAST UPDATED

REduction of LEvothyroxine in Adults; a SElf Controlled Study

Active, not recruiting
  • Hypothyroidism
  • Discontinuation of levothyroxine treatment
  • Leiden, Netherlands
    Leiden University Medical Center
Apr 18, 2023

PCOS (Polycystic Ovary Syndrome) of Bilateral Ovaries, Subclinical Hypothyroidism, Female Infertility Trial in Cairo (Letrozole

Recruiting
  • PCOS (Polycystic Ovary Syndrome) of Bilateral Ovaries
  • +2 more
  • Letrozole 2.5mg
  • Levothyroxine 25 Mcg (0.025 Mg) Oral Tablet
  • Cairo, Egypt
    Al-Hussein University Hospital
Sep 11, 2023

L-thyroxine Trial in Sharjah (Extra dose of L-thyroxine, 25 mcg during Ramadan)

Completed
  • L-thyroxine
  • Extra dose of L-thyroxine, 25 mcg during Ramadan
  • Sharjah, United Arab Emirates
    Family Promotion Centre, Endocrinology Clinic
Nov 16, 2023

Hypothyroidism Trial in Philadelphia (Levothyroxine Sodium)

Not yet recruiting
  • Hypothyroidism
  • Levothyroxine Sodium
  • Philadelphia, Pennsylvania
    Penn Medicine, Smilow Translational Research Center
Oct 2, 2023

Improvement of Laboratory Diagnostics in Hypothyroid Patients

Recruiting
  • Hypothyroidism
  • Single extra blood draw and completion of single questionnaire
  • Single blood draw and completion of single questionnaire
  • Amsterdam, Noord-Holland, Netherlands
    Amsterdam UMC
Oct 12, 2023

Hypothyroidism, Trisomy 21 Trial in Kansas City (Oral tablet levothyroxine (L-T4), Liquid stable levothyroxine (L-T4)

Terminated
  • Hypothyroidism
  • Trisomy 21
  • Oral tablet levothyroxine (L-T4)
  • Liquid stable levothyroxine (L-T4) Tirosint-SOL
  • Kansas City, Missouri
    Children's Mercy Hospital
Jun 28, 2022

Hypothyroidism, Tumors, Postoperative Complications Trial (Levothyroxine, Placebo)

Withdrawn
  • Hypothyroidism
  • +2 more
  • Levothyroxine
  • Placebo
  • (no location specified)
Jul 8, 2022

Congenital Hypothyroidism Trial in United States (Tirosint®-SOL, Levothyroxine Sodium)

Recruiting
  • Congenital Hypothyroidism
  • Los Angeles, California
  • +10 more
Oct 7, 2022

Hypothyroidism Trial in Modena (Liothyronine, Levothyroxin, Placebos)

Completed
  • Hypothyroidism
  • Modena, Italy
    AziendaUSLModena
Jul 27, 2022

Hypothyroidism Trial (levothyroxine sodium)

Not yet recruiting
  • Hypothyroidism
  • levothyroxine sodium
  • (no location specified)
Apr 9, 2023

Congenital Hypothyroidism Trial (Levothyroxin)

Completed
  • Congenital Hypothyroidism
  • (no location specified)
May 7, 2022

Hypothyroidism;Postablative Trial in United States (levothyroxine sodium capsule, Proton pump inhibitor (PPI), Levothyroxine

Completed
Has Results
  • Hypothyroidism;Postablative
  • levothyroxine sodium capsule
  • +2 more
  • La Jolla, California
  • +8 more
Apr 1, 2022

Hypothyroidism Trial in United States (North Star, Levothyroxine)

Not yet recruiting
  • Hypothyroidism
  • North Star
  • Levothyroxine
  • Birmingham, Alabama
  • +29 more
Jan 25, 2023

Primary Hypothyroidism, Acupuncture, Irregular Menstruation Trial in Cairo (device, drug, dietary supplement)

Completed
  • Primary Hypothyroidism
  • +3 more
  • acupuncture
  • +2 more
  • Cairo, Maadi, Egypt
    Eman Sedky
Mar 26, 2023

Hypothyroidism Trial in Brooklyn (Levothyroxine)

Withdrawn
  • Hypothyroidism
  • Levothyroxine
  • Brooklyn, New York
    Maimonides Medical Center
Sep 16, 2021

Hypothyroidism, Primary Hypothyroidism, Vitamin C Deficiency Trial in Al Ain (Vitamin C, Oral Rehydration Salt Formulations)

Not yet recruiting
  • Hypothyroidism
  • +2 more
  • Vitamin C
  • Oral Rehydration Salt Formulations
  • Al Ain, Abu Dhabi, United Arab Emirates
    Internal Medicine, College of Medicine and Health Sciences
Feb 20, 2023

Healthy Trial in Beijing (Test Euthyrox®, Reference Euthyrox®)

Recruiting
  • Healthy
  • Test Euthyrox®
  • Reference Euthyrox®
  • Beijing, China
    Xuanwu Hospital, Capital Medical University
Aug 1, 2022

Euthyroid Females Trial in Cairo (levothyroxin)

Completed
  • Euthyroid Females
  • Cairo, Abbassya, Egypt
    AinShams university maternity hospital
Sep 30, 2021

Thyroid Goiter, Hypothyroidism, Thyroid Cancer Trial in Richmond (Levothyroxine, Liothyronine, Placebo)

Recruiting
  • Thyroid Goiter
  • +2 more
  • Levothyroxine
  • +2 more
  • Richmond, Virginia
    Virginia Commonwealth University
Apr 25, 2022

Hypothyroidism Primary Trial in Zagreb (Prenatal Nutrients Solgar, Placebo)

Recruiting
  • Hypothyroidism Primary
  • Prenatal Nutrients Solgar
  • Placebo
  • Zagreb, Grad Zagreb, Croatia
    Dubrava University Hospital
Oct 19, 2021

Recurrent Early Pregnancy Loss, Thyroid Diseases Trial in Baghdad (Levothyroxine Pill)

Completed
  • Recurrent Early Pregnancy Loss
  • Thyroid Diseases
  • Levothyroxine Pill
  • Baghdad, Iraq
    AL-Elwiyah Maternity Teaching Hospital
Sep 7, 2023

Hypothyroidism Trial in Los Angeles (Levothyroxine Tablet, Levothyroxine Sodium)

Recruiting
  • Hypothyroidism
  • Levothyroxine Tablet
  • Levothyroxine Sodium
  • Los Angeles, California
    UCLA Center for Human Nutrition
May 4, 2021

Recovery Rate in Secondary Hypothyroidism

Not yet recruiting
  • Secondary Hypothyroidism
  • Levothyroxine
  • (no location specified)
Mar 9, 2022

Hypothyroidism Trial in United States (ST-1891, Levothyroxine)

Active, not recruiting
  • Hypothyroidism
  • Greenbrae, California
  • +38 more
Nov 9, 2022

Thyroid Cancer Trial in New York (Thyrotropin Releasing Hormone (TRH), levothyroxine, Hypothyroidism QOL questionnaire)

Recruiting
  • Thyroid Cancer
  • Thyrotropin Releasing Hormone (TRH)
  • +2 more
  • New York, New York
    Memorial Sloan Kettering Cancer Center
Aug 12, 2022