The NICHD Small Research Grant Program (R03 Clinical Trial Required) is issued by the National Institutes of Health (NIH) to support clinical trials falling within the NICHD's mission. This program funds small-scale research projects that can be executed quickly and with limited resources. Eligible projects include pilot studies, secondary data analyses, and methodological development. Applications are invited from a variety of organizations, including higher education institutions and nonprofit organizations, with a maximum budget of $50,000 per year for up to two years. The initial posting date for applications is January 16, 2025, with multiple review cycles throughout the year culminating with an expiration date of January 8, 2028. Applicants must adhere strictly to the provided guidelines and ensure registration with relevant systems such as Grants.gov and eRA Commons. The funding opportunity aims to address significant issues in human development fields, including childhood development and rehabilitation medicine. Submitted applications will be judged on scientific merit and feasibility, including innovation and rigor in research design. Overall, this opportunity represents an essential funding mechanism for advancing knowledge in vital health areas through innovative clinical research.