Call Us Today: 610-374-4401

For Patients

Clinical Trials

Clinical Trials 

Clinical Trials are at the heart and center of improving patient healthcare. At Digestive Disease Associates, we are committed to helping find new ways to diagnose, treat, manage, and understand the diseases that affect our patients. 

As part of this commitment, our physicians are now participating in ongoing clinical trials at our office.  To inquire about any of our current trials, or volunteer to participate, please talk to your physician or call our Clinical Trials Office at 610-374-4401 x142.  If you would like to learn more about the clinical research process, please see our Clinical Trial Frequently Asked Questions.


Current Trials

We are currently looking for study subjects with the following conditions:

1.  Ulcerative Colitis

2.  Crohn's Disease

3.  NALFD and NASH

4. Gastroparesis

5.  Recurrent C.diff Infections 


If you have one of the conditions listed above then you may qualify for participation in one of our clinical trials.

All office visits, medical evaluations, and investigational medications will be provided to you at no cost.  You will be reimbursed for your time and expenses.

Please call the Clinical trials office to learn more about these trials and if you are eligible to participate.



The purpose of this study is to assess the efficacy and safety of treatment with various dose levels of TAK-906 in adult participants with gastroparesis compared with placebo during 12 weeks of treatment.


Ulcerative Colitis and Crohn's Disease

These studies are evaluating the efficacy of SHP647 in inducing remission, based on composite score of patient-reported symptoms and centrally-read endoscopy, in participants with moderate-to-severe UC and Crohn's Disease.


Ulcerative Colitis

The purpose of this study is to evaluate the safety and efficacy of mirikizumab in participants with moderately to severely active ulcerative colitis (UC) who have had an inadequate response to, loss of response, or who cannot tolerate conventional or biologic therapy for UC.


Ulcerative Coliti and Crohn's - Testicular Safety Study

The purpose of this study is to see how filgotinib, an investigational drug for UC/Crohns, affects sperm production in men with moderately to severely active forms of those diseases.



Currently recruiting patients for a phase III, placebo controlled trial to evaluate the safety and efficacy of the study drug as a treatment for fibrosis in adults with NASH.


Recurrent C.diff Infection

The purpose of this study is to learn about the safety of RBX2660 and whether it is effective in preventing recurrent Clostridium difficile infection (CDI)