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Detecting and preventing protocol violations before they ever happen. In today’s complex clinical trial landscape, one issue continues to fly under the radar—duplicate research subjects and professional research subjects. These individuals enroll in multiple trials simultaneously or too close together, often crossing therapeutic areas, sponsors, and trial phases. Left unchecked, these subjects introduce significant risk

The Verified Clinical Trials (VCT) team is excited to attend the 2025 ASCP Annual Meeting, currently taking place in Tucson, Arizona. As the premier event hosted by the American Society of Clinical Psychopharmacology, ASCP brings together global leaders advancing psychiatry and CNS (central nervous system) drug development—and VCT is proud to support that mission. Verified

In the world of clinical research, ensuring participant safety and preserving data integrity are not just goals—they are regulatory and scientific necessities. Yet, a significant blind spot persists in the industry: duplicate subjects in clinical trials and professional research subjects continue to slip through the cracks, threatening the quality of clinical trials globally. Verified Clinical

In the high-stakes world of clinical research, every data point matters. However, a growing and often underestimated threat continues to jeopardize clinical trial outcomes: professional patients in clinical trials. Professional patients—also known as duplicate subjects in clinical trials —are individuals who enroll in multiple clinical trials simultaneously or in rapid succession, often hiding their participation

In the world of drug development and medical innovation, clinical trials are the backbone of progress. However, the integrity of these trials is increasingly compromised by a rising and often overlooked issue: professional patients, also known as duplicate subjects in Clinical Trials. Who Are Professional Patients? Professional patients are individuals who enroll in multiple clinical

GARDEN CITY, N.Y.–(BUSINESS WIRE)–Verified Clinical Trials (VCT), the world’s largest global research subject database designed to prevent dual enrollment in clinical trials with duplicate research subjects and protocol violations in clinical trials, proudly announces it has achieved ISO/IEC 27001 certification, the international gold standard for information security management systems (ISMS). This significant milestone reflects VCT’s ongoing dedication to