ARI is a company dedicated to conducting clinical studies and have been investigating the effectiveness of new medicines and treatments. We provide a friendly, relaxed environment where you have the chance to help shape the future of health for yourself and for others.

Taking your research across borders.

ARI has dedicated research space, including exam rooms, on site laboratory facilities, monitor area with high speed internet, copier, phone, and fax machine. The clinic also offers double locked, temperature con-trolled drug storage as well as locked, and temperature-controlled document storage space.

Taking your research across borders.

We are focused on driving HEALTHCARE forward, supported by four key principles



For Treating and helping in bringing new therapies to the marketplace.



We collaborate with pharma, CRO and other institutions for collabortion



We are limited but look to improve patient lives with the most innovative therapies.



We continue to grow our site and investigator network to accommodate the and grow our offerings to enable us to bring new therapies and patient care to the marketplace.


Pariksith Singh, M.D.

Pariksith Singh, M.D. is board certified in Internal Medicine. Dr. Singh received his medical education at Sawai Man Singh Medical College in Rajasthan, India (where he was awarded honors in Internal Medicine and Physiology). Upon completion of his residency in New York at Mt Sinai Elmhurst Services in 1996, he relocated to Florida and worked for several years before establishing Access Health Care, LLC in 2001. Today, Access Health Care is one of the largest Management Service Organizations and Multi-Specialty Physician Practices in Florida. In 2004, Dr Singh founded a health maintenance organization (HMO) known as Optimum Health Care, Inc. which is today one of the biggest HMOs in the state of Florida.

Salman Muddassir, MD, FACP

Salman Muddassir, MD, FACP has been actively conducting clinical research for the past 20 years. Throughout his academic career, he has been actively engaged in clinical trials both as a Sub-Investigator and Principal Investigator, collaborating actively with multiple investigator and sponsor-led studies. His research interests encompass a wide spread spectrum of diseases especially Alzheimer’s Disease, Diabetes, Heart Failure, NASH, Multiple Sclerosis and COVID. He is currently the Program Director of Internal Medicine at HCA/Morsani College of Medicine GME/Oak Hill Hospital. He teaches evidence-based medicine, research analysis and phase 1, 2, 3 and 4 trials, GCP training and has been on the board of multiple IRBs.

Yasir Butt, B.S, MT

Yasir Butt is a highly experienced research professional with over two decades of experience in research drug development. Yasir has worked in every aspect of research from 21 CFR part 58 GLP studies and GCP research Phase 1-4 studies for multinational pharmaceutical companies. Mr. Butt has also spearheaded decentralization of trials at a national level at major CROs. Mr Butt has also extensively worked with major CROs like IQVIA, PRA, PPD, Covance and many others. He has collaborated in developing therapies for Alcon labs such as Tobradex®, RETAANE® and Olopatadine®. Bioanalytical project manager for Sarepta therapeutics Exondys 51®, Janssen pharma, Spravato®, and many more therapies. Quality, compliance and excellence in service is what drives Yasir to always present the client-centric approach with quality and compliance.

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