Providing Quality Clinical Results for Over 30 Years

International Research Services, Inc. (IRSI) is a privately held clinical research company founded in 1977. Specializing in dermatological safety and efficacy testing, we are the leader in biophysical instrumental analysis. With our partner, BIOalternative, we are the only US company that can offer both in vivo and in vitro efficacy programs. We are also dedicated to the health and safety of the patients who enroll in our studies. To this end, our attention remains focused on regulatory and ethical standards, protocol adherence and accurate reporting. To arrange for a visit or to find out more about IRSI's capabilities, call 914-937-9483 or 800-548-0158 or email info@irsi.org.