TİTCK KAP · EU CTIS · ClinicalTrials.gov

The Türkiye Clinical Trials Dashboard

A weekly-refreshed data dashboard unifying the public records of three registries: see the trials currently recruiting in Türkiye, with sponsor and city distributions.

418
TİTCK KAP: recruiting phase 1-3 trials
443
EU CTIS: recruiting trials linked to Türkiye
2,883
ClinicalTrials.gov: Türkiye sites, recruiting
6,790
Physical trials matched across registries

Three registries, one dashboard

Each registry answers a different question. TİTCK KAP holds the complete legal record for Türkiye; EU CTIS covers EU trials including Türkiye as a third country; ClinicalTrials.gov lists Türkiye sites under international standards.

TİTCK KAP

The official database of clinical trials in Türkiye. The dashboard shows actively recruiting (GAA) phase 1-3 trials.

418 recruiting trials · data: 2026-10-23

EU CTIS

The EU Clinical Trials Information System, covering records that include Türkiye as a third country — all 1,265 trials in the dashboard.

443 recruiting · 1,265 total · data: 2026-10-23

ClinicalTrials.gov

The US NIH registry. The active universe of trials with Türkiye sites is tracked; completed historical records are out of scope.

2,883 recruiting · 5,471 active universe · data: 2026-10-23

TİTCK KAP: phase distribution of recruiting trials

Phase 3 trials form the clear majority.

EU CTIS: phase distribution of Türkiye-linked trials

All statuses included (1,265 trials total).

Start-date trend by year

TİTCK trial start years and CTIS decision years (after 2005) — the post-pandemic recovery and the 2024-2026 density are visible.

TİTCK KAP: indication distribution of recruiting trials

The most-studied therapeutic areas — top 10.

The sponsor landscape

The multinational pool arriving in Türkiye shows the same names across both systems — MSD, AstraZeneca and Roche lead. Sponsor names are normalized across spelling variants.

TİTCK KAP · recruiting · top 10

EU CTIS · Türkiye-linked · top 10

Where are trials run? City distribution

Distribution of recruiting phase 1-3 trials by the coordinator center's city in TİTCK KAP. Ankara leads clearly with its university and city-hospital network.

© OpenStreetMap contributors

Ankara
145
İstanbul
59
İzmir
48
Kocaeli
33
Samsun
19
Antalya
14
Adana
12
Mersin
12
Malatya
6
Kayseri
4
Bursa
3
Tekirdağ
2

Experienced coordinating investigators

Researchers serving as coordinating investigator on the most recruiting phase 1-3 trials in the public TİTCK KAP records. Omega CRO works with this network.

# Coordinating Investigator Recruiting Trials
1 Mehmet Ali Nahit Şendur 28
2 Yüksel Ürün 22
3 Fevzi Altuntaş 9
4 Yusuf Yılmaz 9
5 AHMET BİLİCİ 9
6 Mehmet Turgut 9
7 Necmi Eren 8
8 Muhit Özcan 6
9 Öznur Bal 6
10 Hasan Yılmaz 5
11 Öztürk Ateş 5
12 Engin Altıntaş 5
13 Fahri Şahin 5
14 ÖZGÜR KASAPÇOPUR 5
15 Mehmet Birhan Yılmaz 4

Coordinator and center information is compiled from TİTCK KAP public records.

Methodology

  • 01 TİTCK KAP: trials with "actively recruiting" (GAA) volunteer status in phases 1-3; the pull date comes from the source itself.
  • 02 EU CTIS: all records returned by the public API for a "Turkey" search; status codes are normalized to the CTIS vocabulary.
  • 03 The same physical trial may appear in multiple registries; matching uses NCT and CTIS numbers (one-way references make this a lower bound).
  • 04 Data is refreshed weekly; figures may differ from the live state of the sources.

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