Clinical trials: Levothyroxine
Healthy
A Comparative Study of New Formulation and Approved Formulation for Levothyroxine in Healthy Volunteers
The study investigated the bioequivalence between the new and the approved formulation for levothyroxine.
- Trial name
- NCT03979274
- Testing
- Reference Eutirox®, Test Eutirox®
- Where
- Mexico
- Volunteers
- 44 people, healthy volunteers welcome
- Sponsor
- Merck Healthcare KGaA, Darmstadt, Germany, an affiliate of Merck KGaA, Darmstadt, Germany
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;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
Healthy
Bioequivalence of Two Formulations of Levothyroxine Sodium 200 Micrograms (mcg) Under Tablet Form
The study was to verify if the test formulation of Levothyroxine sodium presents an equivalent rate and extension of absorption to the comparator formulation when administered with the same dosage and under fasting conditions and…
- Trial name
- NCT04037748
- Testing
- Puran T4®, Eutirox®
- Where
- Brazil
- Volunteers
- 72 people, healthy volunteers welcome
- Sponsor
- Merck Healthcare KGaA, Darmstadt, Germany, an affiliate of Merck KGaA, Darmstadt, Germany
Congenital Hypothyroidism
Use of Tirosint®-SOL or Tablet Formulations of Levothyroxine in Pediatric Patients With Congenital Hypothyroidism (CH)
This is a multi-center, prospective, parallel-group, open-label, randomized clinical study in one hundred and twenty-six (126) neonates and infants diagnosed with CH.
- Trial name
- NCT05228184
- Testing
- Tirosint®-SOL, Levothyroxine Sodium
- Where
- 10 sites in United States
- Volunteers
- 34 people
- Sponsor
- IBSA Institut Biochimique SA
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, 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