on the QT

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Adv.1.on the QT - in secrecy; not openly; "met secretly to discuss the invasion plans"; "the children secretly went to the movies when they were supposed to be at the library"; "they arranged to meet in secret"
References in periodicals archive ?
The agency's dosage recommendation is based on postmarketing reports of QT prolongation associated with citalopram and results of a randomized, doubleblind, placebo-controlled crossover study evaluating the effects of 20-mg and 60-mg doses of citalopram on the QT interval in adults.
This topic is discussed in this issue of the Southern Medical Journal in the article by Goldner et al entitled, "The Effect of Ciprofloxacin and Levofloxacin on the QT Interval: Is This a Significant 'Clinical Event?
Qt Commercial support for VxWorks will be available in a beta version based on the Qt Commercial 4.