Participated in a therapeutic clinical study within 3 weeks before study drug treatment, or current participation in other therapeutic investigational procedures. Participated in a therapeutic clinical study within 3 weeks before study drug treatment, or current participation in other therapeutic investigational procedures. Participation in a therapeutic clinical study within 3 weeks for biological treatments, and within 2 weeks or 5 half-lives, whichever is longer, for small molecule agents, before study drug treatment Participated in a therapeutic clinical study within 3 weeks (2 weeks or 5 half-lives, whichever is longer, for small-molecule targeted agents) before study drug treatment, or current participation in other therapeutic investigational procedures. Systemic treatment with anticancer therapy, antibody-based therapy, retinoid therapy, or hormonal therapy within 3 weeks before study drug treatment; or treatment with nitrosoureas or mitomycin C within 6 weeks before study drug treatment; or treatment with small-molecule targeted agents within 2 weeks, or 5 half-lives before study drug treatment, whichever is longer. Participation in a therapeutic clinical study within 3 weeks before study drug treatment (for small-molecule targeted agents, this non-participation period is 2 weeks or 5 half-lives, whichever is longer), or current participation in other investigational procedures.