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The study is a randomized, single-blind, placebo-controlled, multiple-dose escalation Phase I trials. 2 dose groups were designed, 12 subjects in each dose group.The drug was administered single dose and multiple doses.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| SHR2285 | Experimental | Participants received one of 3 dose levels of SHR2285 administered as multiple oral doses. |
|
| Placebo | Experimental | Participants received one of 3 dose levels of placebo administered as multiple oral doses. |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| SHR2285 tablet | Drug | Pharmaceutical form: SHR2285 tablet Route of administration: single dose and multiple doses. |
|
| Measure | Description | Time Frame |
|---|---|---|
| Number of subjects with adverse events and serious adverse events. | Pre-dose to 7 days after multiple dose administration. |
| Measure | Description | Time Frame |
|---|---|---|
| PK parameter will be evaluated. | Area under the plasma concentration versus time curve (AUC) for single dose of SHR2285. | Pre-dose to 3 days after single dose administration |
| Maximum observed serum concentration (Cmax) for single dose of SHR2285. |
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Inclusion Criteria:
Exclusion Criteria:
Exclusion Criteria:
8.3 months prior to screening involved in any drug or medical device clinical studies or within 5 half-life of drugs before screening.
9.Female subjects who did not receive contraception at least 30 days before administration.
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| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Zhejing Provincial People's Hospital | Hangzhou | Zhejiang | 310014 | China |
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| ID | Term |
|---|---|
| D013927 | Thrombosis |
| ID | Term |
|---|---|
| D016769 | Embolism and Thrombosis |
| D014652 | Vascular Diseases |
| D002318 | Cardiovascular Diseases |
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Multiple dose of PK/PD Study of SHR2285 Tablets in Healthy Subjects
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| Placebo | Drug | Pharmaceutical form: Placebo tablet Route of administration: single dose and multiple doses. |
|
| Pre-dose to 3 days after single dose administration |
| Time to maximum observed serum concentration (Tmax) for single dose of SHR2285. | Pre-dose to 3 days after single dose administration |
| Apparent total clearance of the drug from plasma after oral administration (CL/F) for single dose of SHR2285. | Pre-dose to 3 days after single dose administration. |
| Apparent volume of distribution after non-intravenous administration (V/F) for single dose of SHR2285 | Pre-dose to 3 days after single dose administration. |
| Time to elimination half-life (T1/2) for single dose of SHR2285. | Pre-dose to 3 days after single dose administration |
| Area under the plasma concentration versus time curve (AUC) for multiple dose of SHR2285. | Pre-dose to 2 days after multiple dose administration |
| Steady-state peak concentration (Cmax,ss) for multiple dose of SHR2285. | Pre-dose to 2 days after multiple dose administration |
| Steady state valley concentration (Ctrough,ss) for multiple dose of SHR2285. | Pre-dose to 2 days after multiple dose administration |
| Time to maximum observed serum concentration (Tmax) for multiple dose of SHR2285. | Pre-dose to 2 days after multiple dose administration. |
| Time to elimination half-life (T1/2) for multiple dose of SHR2285. | Pre-dose to 2 days after multiple dose administration |
| Steady-state apparent total clearance of the drug from plasma after oral administration (CLSS/F) for multiple dose of SHR2285. | Pre-dose to 2 days after multiple dose administration. |
| Steady-state apparent volume of distribution after non-intravenous administration (VSS/F) for multiple dose of SHR2285. | Pre-dose to 2 days after multiple dose administration. |
| Accumulation ratio (Racc) for multiple dose of SHR2285. | Pre-dose to 2 days after multiple dose administration. |
| Percentage of fluctuation (PTF%) for multiple dose of SHR2285. | Pre-dose to 2 days after multiple dose administration. |
| PD parameter will be evaluated. | FXI activity; Change of APTT, PT, INR from baseline. | Pre-dose to 3 days after single dose administration. |
| PD parameter will be evaluated. | FXI activity; Change of APTT, PT, INR from baseline. | Pre-dose to 2 days after multiple dose administration. |