Clinical trials for several drugs including Tamiflu, Tamsulosin, Dabigatran, Agomelatine, and Liraglutide were found to have high percentages of unpublished results on ClinicalTrials.gov. A study found Tamiflu trials were 51% unpublished, Tamsulosin over 75% unpublished, and Dabigatran over 80% unpublished, raising concerns about incomplete dissemination of clinical trial data.