parallel trial


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parallel trial

A clinical study in which patients/subjects are randomised to one of two or more differing treatment groups—typically the investigational product and placebo—which receive the assigned treatment during the entire trial.

parallel trial

A research study in which groups of patients are followed for the same time but are given different treatments; e.g., one group may receive an inactive substance while another is treated with a drug whose effectiveness must be determined. The impact of the drug can thus be compared with the placebo at varying times, such as 4 weeks, 4 months, or 4 years after the study begins.
See also: trial
References in periodicals archive ?
Advani wants a parallel trial, whatever is happening in court, he wants that to happen also outside.
The ONTARGET Trial Program encompassed two randomized, double-blind, multi-center international outcome trials: ONTARGET, the main trial, and TRANSCEND, the parallel trial.
An additional 27 patients were entered into a parallel trial of those patients who were excluded because there was a delay in transfer of greater than six hours following injury but within 24 hours of admission, or unknown time when the injury occurred (i.
In a Phase 3, randomized, multi-centre, placebo-controlled parallel trial, the safety and efficacy of BOTOX(R) therapy in the treatment of wrist and finger spasticity after stroke, as well as the effect on the functional disabilities of hygiene, dressing, pain and limb position, were evaluated in 126 patients.
Guidant's PMA is based on results from Guidant's CONTAK CD trial, a randomized, parallel trial designed to examine the effectiveness of cardiac resynchronization therapy in slowing the progression of heart failure.
This parallel trial, which will enroll 5,000 patients, is the largest cardiovascular protection study ever conducted in patients intolerant to ACE inhibitors.
d) once registered and qualified at level 3 electric ireland will then engage in further rounds of discussions and may enter into parallel trials with different firms to further develop products to bring to market.

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