NCT06525168 Safety, Tolerability and Pharmacokinetic Characteristics Evaluation on DA414

Eligibility & Interventions

Eligibility Fast-Check

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What to Expect as a Participant

You will actively receive the study intervention — which may be a drug, biologic, device, or procedure.

Phase 1 is the earliest stage of human testing — safety and dosage are the primary focus. Visits are frequent and medical supervision is intensive. You will be among the first people to receive this treatment.

This trial targets 82 participants in total. It began in 2024-02-06 with a primary completion date of 2025-09-30.

Brief Summary

The purpose of this study is to assess the safety, tolerability, pharmacokinetics (PK) and Food Effects of DA414 Granules in Chinese healthy subjects with single and multiple doses.

Eligibility Criteria

* Inclusion Criteria: 1. Subjects are fully aware of the purpose, nature, procedures, and possible adverse effects of the trial, volunteer as subjects, and sign an informed consent form prior to the start of any study procedures; 2. Healthy subjects aged 18-45 years (including the threshold); 3. Male weight ≥ 50.0 kg, female weight ≥ 45.0 kg; body mass index (BMI) in the range of 19.0-26.0 kg/m2 (including threshold values); 4. Subjects are voluntarily using effective contraception during the trial and for 6 months after the last dose, and are not planning to have children or to donate sperm or eggs; 5. Those who are able to communicate well with the researcher and understand and comply with the requirements of this study. * Exclusion Criteria: 1. Have a history of specific allergies (asthma, urticaria, eczema, etc.) or allergic constitution (such as known allergy to two or more substances), or known history of allergy to DA414 and related excipients 2. Those with an acute illness occurring within 2 weeks prior to screening; 3. Persons with a history of chronic or serious disease of the cardiovascular, hepatic, renal, biliary, respiratory, hematologic and lymphatic, endocrine, immunologic, psychiatric, neuromuscular, or gastrointestinal systems within one year prior to screening, or a history of gastrointestinal disorders (including existing) within one year prior to screening This includes chronic or active upper gastrointestinal diseases such as esophageal disease, gastritis, duodenitis, peptic ulcers, or active gastrointestinal bleeding, or gastrointestinal surgery; 4. Screening vital signs, physical examination, clinical laboratory tests (routine blood, urine, blood biochemistry, coagulation, blood transfusion), chest X-ray, abdominal ultrasound (liver, gallbladder, pancreas, spleen and kidneys), and results of clinically significant abnormality as judged by the investigator; 5. Those whose ECG results showed QTc\>440ms at screening (Fridericia's formula correction, calculated as QTcF= QT/(RR0.33)); 6. Those who have undergone major surgical procedures (excluding diagnostic surgical procedures) within 6 months prior to screening, or who are scheduled to undergo surgery during the study period, or who have undergone surgery that, in the judgment of the investigator, would interfere with drug absorption, distribution, metabolism, or excretion; 7. Those who have used any medications (including any prescription drugs, over-the-counter drugs, herbal preparations and formulas, etc.) and nutraceuticals within 2 weeks prior to the first dose; 8. Inhibitors or inducers of CYP3A4, CYP2B6 within 30 days prior to first dose e.g., inducers - rifampicin, phenobarbital, carbamazepine, phenytoin; inhibitors - clarithromycin, itraconazole, ketoconazole, ritonavir, azamorelin,zithromycin,verapamil,sertraline, phencyclidine, septiparatide, ticlopidine. azamorelin,zithromycin,verapamil,sertraline, phencyclidine, septiparatide, ticlopidine. 9. Those who ingested strong tea, caffeine-containing, alcoholic beverages, or foods that interfere with drug metabolism, such as popcorn, papaya, blackberry, grapefruit, or grapefruit products, within 48h prior to drug administration; 10. Those who had received a live attenuated vaccination within 2 weeks prior to screening or who required live attenuated vaccination during the trial; 11. Participants who have participated in other clinical trials within 3 months prior to screening (Note: End time is defined as the date of exit from the last clinical trial in which they participated); 12. Those who have donated blood within 3 months prior to screening, those who have lost a total of 400 mL or more of blood from blood donation or other causes within 6 months (except for normal blood loss during physiological periods in women), or those who have had unexplained abnormal bleeding in the past; 13. Persons who have consumed an average of more than 2 units of alcohol per week (1 unit = 360 mL of beer or 45 mL of 40% alcohol liquor or 150 mL of wine) during the past year, or who were unable to abstain from alcohol during the test period, or who have had a breath test result of greater than 0.0 mg/100 mL of alcohol; 14. Those who smoked more than 5 cigarettes per day in the 3 months prior to screening or who were unable to stop using any tobacco products during the trial. 15. Those with a history of substance abuse (including repeated, heavy non-medical use of all types of narcotic drugs and psychotropic substances) or a positive substance abuse screen (including: morphine, methamphetamine (meth), ketamine, ecstasy (MDMA), marijuana (tetrahydrocannabinolic acid (THC)), etc.) within the past year; 16. Individuals who cannot tolerate venipuncture/indwelling needles,or who have a history of needle and blood sickness,or who have difficulty swallowing; 17. lactose-intolerant 18. Those who have special dietary requirements and cannot accept a uniform diet; 19. Other subjects judged by the investigator to be unsuitable for participation.Female subjects shall be excluded if, in addition to the above requirements, they meet the following criteria: 20. Those who used oral contraceptives within 30 days prior to screening; 21. Use of long-acting estrogen or progestin injections (with progestin-based IUDs) or implants within 6 months prior to screening; 22. Unprotected sex with partner within 14 days prior to screening 23. A woman who has a positive pregnancy test or a test result that is not within normal values or within the range of non-pregnant status; 24. Pregnant or lactating women;

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