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Levothyroxine-sodium Bioequivalence Trial With Oral Single Dose Administration

Bioequivalence Trial of BC-T4CYS 150 µg Tablets Versus Letrox® 150 µg in Healthy Subjects

Status
Completed
Phases
Phase 1
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT06547242
Enrollment
132
Registered
2024-08-09
Start date
2021-10-22
Completion date
2022-05-22
Last updated
2024-08-09

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Healthy

Brief summary

Levothyroxine-sodium Bioequivalence Trial With Oral Single Dose Administration

Detailed description

Single centre, open-label, randomised (order of treatments), balanced, 2-period, 2-sequence, single dose cross-over trial with administrations under fasting conditions separated by a washout period of at least 45 treatment-free days

Interventions

Single-dose administration of 600 mcg of Levothyroxin for the assessment of bioequivalence

Sponsors

Berlin-Chemie AG Menarini Group
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
CROSSOVER
Primary purpose
OTHER
Masking
NONE

Intervention model description

Single centre, open-label, randomised (order of treatments), balanced, 2-period, 2-sequence, single dose cross-over trial with administrations under fasting conditions separated by a washout period of at least 45 treatment-free days

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
Yes

Inclusion criteria

1. ethnic origin: Caucasian 2. age: 18 years or older 3. body-mass index (BMI): 18.5 kg/m² and 30.0 kg/m² 4. good state of health 5. non-smoker or ex-smoker for at least 3 months 6. written informed consent, must be signed and dated before enrolment by the subject and the (sub-)investigator, after having been informed about benefits and potential risks of the clinical trial, as well as details of the insurance taken out to cover the subjects participating in the clinical trial

Exclusion criteria

Subjects cannot be included if they match any of the following

Design outcomes

Primary

MeasureTime frameDescription
AUC0-7272 daysAUC0-72 of levothyroxine (baseline corrected) after each treatment
Cmax72 daysCmax of levothyroxine (baseline corrected) after each treatment

Secondary

MeasureTime frameDescription
AUCexpol%72 daysAUCexpol% of levothyroxine (baseline corrected) after each treatment
tmax72 daystmax of levothyroxine (baseline corrected) after each treatment
AUC0-tlast72 daysAUC0-tlast of levothyroxine (baseline corrected) after each treatment
λz72 daysλz of levothyroxine (baseline corrected) after each treatment
tlag72 daystlag of levothyroxine (baseline corrected) after each treatment
t1/272 dayst1/2 of levothyroxine (baseline corrected) after each treatment
AUC0-∞72 daysAUC0-∞ of levothyroxine (baseline corrected) after each treatment

Countries

Germany

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026