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A Single-Center, Randomized, Open-Label, Single-Dose Comparative Study on Pharmacokinetics and Pharmacodynamics of Leuprorelin Acetate Microspheres for Injection in Healthy Subjects

A Single-Center, Randomized, Open-Label, Single-Dose Comparative Study on Pharmacokinetics and Pharmacodynamics of Leuprorelin Acetate Microspheres for Injection in Healthy Subjects - A Comparative Study on Pharmacokinetics and Pharmacodynamics of Leuprorelin Acetate Microspheres for Injection

Status
Active, not recruiting
Phases
Phase 1
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2300069598
Enrollment
Unknown
Registered
2023-03-21
Start date
2021-10-26
Completion date
Unknown
Last updated
2023-05-29

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

Conditions

Prostate cancer

Interventions

Reference preparation group:Subjects were subcutaneously injected with the reference preparation

Sponsors

The Affiliated Hospital of Changchun University of Chinese Medicine
Lead Sponsor

Eligibility

Sex/Gender
Male
Age
18 Years to 40 Years

Inclusion criteria

Inclusion criteria: (1) Subjects who sign the Informed Consent Forms (ICFs) and have a full understanding of the study content, process and possible adverse reactions before the study. (2) Subjects and their parterres who have no pregnancy plan and voluntarily adopt effective birth controls for the next 6 months. (3) Healthy male subjects aged 18-40 years old (inclusive). (4) Subjects with the body weight = 50.0 kg, body mass index (BMI) within the range of 20.0-24.0 kg/m2, including cut points, BMI=body weight (kg)/height2 (m2).

Exclusion criteria

Exclusion criteria: (1) Subjects who have the medical history of disorders in nervous system, mental system, respiratory system, cardiovascular system, digestive system, lymphatic system, endocrine system, skeletal muscle system, urinary system, and metabolic abnormalities, and major organ diseases. (2) Subjects who showed CS in clinical laboratory tests (hematology, urinalysis, blood biochemistry, virology test, thyroid function), vital signs, physical examinations and other relevant examinations in the screening phase. (3) Subjects who have 12-lead ECG results in the screening phase: atrioventricular block or QRS interval >120 ms or QTc interval =440 ms, or other CS. (4) Subjects who are abnormal in the concentrations of testosterone, luteinizing hormone and follicle stimulating hormone in the screening phase. (5) Subjects who have clinically significant allergic reaction history or allergy to leuprorelin, synthetic LH-RH or LH-RH derivatives, or excipients of the investigational drug. (6) Subjects who have the history of hypertension, diabetes, hyperuricemia, epilepsy, urinary retention, depression, or sexual dysfunction. (7) Subjects who have the history of blood fainting and needle fainting, inability to tolerate blood collection by intravenous indwelling needle or known severe bleeding tendency, or skin inflammation at administration and peripheral sites or skin abnormalities interfering with administration. (8) Subjects who have consumed more than 14 standard units of alcohol per week (one standard unit contains 14 g of alcohol, e.g., 360 mL of beer is equivalent to 5% alcohol or 45 mL of spirits is equivalent to 40% alcohol or 150 mL of wine is equivalent to 12% alcohol) within 3 months prior to the study, or are unable to abate during the study, or are positive in breath test for alcohol. (9) Subjects who have smoked more than 5 cigarettes per day within 3 months before the study, or who did not agree to prohibit using any tobacco products during the study. (10) Subjects who have had a history of drug abuse in the past five years or used drugs in the 3 months before the study; or subjects who are positive in the urine drug abuse screening test. (11) Subjects who have donated or lost much blood ( > 400 mL) within 3 months before the study, or plan to donate blood or blood components during the study or within 3 months at the end of the study. (12) Subjects who have participated in the clinical study of other drugs within 3 months prior to plan to participate in other clinical study during the study. (13) Subjects who have had surgery within 3 months prior to the study or plan to have surgery during the study. (14) Subjects who have received live attenuated vaccines within 1 month before the study or plan to receive the vaccines during the study or within 12 weeks at the end of the last blood collection. (15) Subjects who have used leuprorelin or relin-based drugs within the 3 months prior to the study, or used any prescription, over-the-counter, vitamin or herbal products within the 14 days prior to the study. (16) Subjects who have any drug that inhibits or induces liver metabolism of drugs (e.g., inducers: barbiturates, carbamazepine, phenytoin, glucocorticoids, omeprazole; Inhibitor: SSRI antidepressants, cimetidine, diltiazem, macrolides, nitroimidazoles, sedatives, hypnotics, verapamil, fluoroquinolones, antihistamines), or sex hormones (sex hormone compounds, estradiol derivatives, estrogen-triol derivatives, compounds altered

Design outcomes

Primary

MeasureTime frame
Cmax;AUC0-t;AUC7-t;

Secondary

MeasureTime frame
Cmax;AUC0-t;AUC0-8;CDay28;Luteinizing hormone(LH),Follicle-stimulating hormone(FSH);Number and proportion of subjects whose serum testosterone concentration reached the trend level on the 28th day after administration;AE;

Countries

China

Contacts

Public ContactYang Haimiao

The Affiliated Hospital of Changchun University of Chinese Medicine

315597629@qq.com15948000728

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026