| Recruiting | The Impact of Perianal Disease on Patient's Sex Life NCT07519850 | AHEPA University Hospital | — |
| Recruiting | Study Evaluating the Safety and Efficacy of an ECM Hydrogel for the Treatment of Anorectal Fistulas NCT07035925 | ECM Therapeutics, Inc. | N/A |
| Enrolling By Invitation | A Study Of Cryptoglandular Fistula-in-ano And Associated Non-healing Draining Wounds With Kerecis SurgiClose NCT07098715 | Mayo Clinic | N/A |
| Recruiting | BioHealx® Anal Fistula Device Post Market Surveillance Study NCT07021742 | Signum Surgical USA Inc. | — |
| Not Yet Recruiting | Autologous Stem Cells in the Management of Fistulating Perianal Crohn's Disease NCT06822686 | Oxford University Hospitals NHS Trust | N/A |
| Completed | Compound Phellodendron Decoction May Promote Wound Healing After Anal Fistulotomy NCT06663527 | The Second Affiliated Hospital of Anhui University of Traditional Chinese Medicine | N/A |
| Active Not Recruiting | Comparison Between Laser and Open Fistula Surgeries in the Management of Fistula - In - Ano NCT07083778 | GSVM Medical College | N/A |
| Recruiting | Collagen Paste vs Mucosal Advancement Flap for FIA NCT06386835 | Chinese University of Hong Kong | N/A |
| Completed | Comparison of Wound Healing in Fistulectomy and Fistulectomy With Marsupialization NCT07080424 | Central Park Medical College | — |
| Recruiting | Fistula-in-ano in Infants and Children NCT05666609 | Friedrich-Alexander-Universität Erlangen-Nürnberg | N/A |
| Completed | Two Approaches to Lower the Chances of Recurrence of Anal Fistula After Surgery NCT06380036 | Sairah Sadaf | N/A |
| Recruiting | Safety of Allogeneic Human Umbilical Cord Mesenchymal Stem Cells (UC-MSCs) to Treat Perianal Fistulas w/ Crohn NCT05039411 | CryoCord Sdn Bhd | Phase 1 |
| Unknown | Laser Assisted Treatment of Fistula In Ano NCT05390151 | University Hospital, Antwerp | N/A |
| Completed | The Impact of 3D Anal Fistula Models on Patient Understanding and Decision Making NCT04069728 | London North West Healthcare NHS Trust | N/A |
| Suspended | Treatment of Fistula in Ano With Autologous Fatty Tissue Cells Transplantation NCT04660903 | Konstantinos Tsimogiannis | N/A |
| Completed | Fistulotomy Versus Fistulotomy With Marsupialization NCT05660876 | DHQ mardan | N/A |
| Active Not Recruiting | PRP Use in Treatment of Fistula Ano NCT04187651 | Uşak University | N/A |
| Unknown | Laser Closure of Anal Fistula (FiLaC) NCT04161469 | Surp Pırgiç Armenian Hospital | N/A |
| Completed | Pediatric MSC-AFP Sub-study for Crohn's Fistula NCT03449069 | Mayo Clinic | Phase 1 |
| Completed | High Type Fistula in Ano, Use Staged Seton, Loose Thick Sutures NCT05223309 | Jabir Ibn Hayyan Medical University | — |
| Completed | Post-op Pain After Fistula Laser Closure or Ligation of the Intersphincteric Tract for Anal Fistula NCT06212739 | University of Malaya | N/A |
| Completed | Fistulotomy With Marsupialization Versus Fistulectomy With Wound Sutures in Simple Anal Fistula NCT04215718 | Zagazig University | N/A |
| Suspended | Treatment of Anal Fistula With Lasercoagulation NCT03017898 | Region Skane | N/A |
| Terminated | Efficacy of an Anorectal Fistula Plug With Sealing of the Internal Opening as a Treatment for Perianal Fistula NCT03381365 | London North West Healthcare NHS Trust | N/A |
| Terminated | Feasibility Study to Assess the Early Use of Porcine Cross-linked Collagen Paste in Cryptoglandular Anorectal NCT02686580 | Royal Devon and Exeter NHS Foundation Trust | Phase 3 |
| Unknown | Trial on Use of Coloshield in Transanal and Anal Surgery NCT02579330 | Daniel Steinemann, MD | N/A |
| Terminated | A Prospective Evaluation of the Strattice-LIFT to Treat Anal Fistula NCT02423330 | Rush University Medical Center | EARLY_Phase 1 |
| Completed | Management of Fistula in Ano by Kshar Sutra, Para Surgical Procedure. NCT01880398 | Government Ayurved College and Hospital | — |
| Completed | Role of Udumbara Sutra in the Management of Fistula in Ano a Rare Case Study NCT01954225 | Government Ayurved College and Hospital | N/A |
| Completed | Long Term Outcomes After Surgery for Anal Fistula NCT04588701 | University of Michigan | — |