All Trials need to be registered according to the ICJME recommendations. The trial can be registered at multiple sites included https://clinicaltrials.gov
Many journals have started to publish protocols along with the publication of the trial. You can check out the following article for the same.
Spence O, Hong K, Onwuchekwa Uba R, Doshi P. Availability of study protocols for randomized trials published in high-impact medical journals: A cross-sectional analysis. Clin Trials. 2020;17(1):99-105. doi:10.1177/1740774519868310
Our group has published several studies based on randomized controlled trials. I have shared it with you below. Thanks
Mehta S, Wang D, Kuo CL, et al. Long-term effects of mini-screw-assisted rapid palatal expansion on airway. Angle Orthod. 2021;91(2):195-205. doi:10.2319/062520-586.1