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Frequently Used Terms

More than one research site is participating in the study.


Sites from countries outside of the US are also participating.


Neither the research site nor the participant know what treatment the patient is receiving (there are methods of "unblinding" if medically necessary).


The treatment group the patient is assigned to is done randomly, like tossing a coin.

Placebo Controlled:

One treatment group consists of placebo, an inactive substance.

Crossover Design:

Patients will be changed from one treatment to another during the study as part of the study design.


The company or agency of the US government (such as the National Institutes of Health (NIH)) that provides funding for the study.

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Patient Recruitment Specialist
Cincinnati, OH

PH: (513) 621-5112
FX:  (513) 621-5101

Cincinnati / Mt. Auburn
2230 Auburn Avenue
Level B
Cincinnati, OH 45219
PH: (513) 381-4100
FX:  (513) 381-4120

375 Glensprings Drive
2nd Floor
Cincinnati, OH 45246
PH: (513) 671-8080
FX:  (513) 671-8090
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