PT - JOURNAL ARTICLE AU - Buckley, Rita ED - Roozekrans, Margot TI - BK Channel Blocker Rapidly Reverses OIRD DP - 2014 01 TA - MD Conference Express PG - 13--14 VI - 14 IP - 40 4099 - http://mdc.sagepub.com/content/14/40/13.2.short 4100 - http://mdc.sagepub.com/content/14/40/13.2.full AB - A pharmacokinetic/pharmacodynamic (PK/PD) modeling study on the effect of the BK channel blocker GAL021 found that it produced rapid reversal of opioid-induced respiratory depression (OIRD) in a population of healthy male volunteers. This article discusses a study assessing whether GAL21 stimulates breathing in OIRD and evaluated its safety in a proof-of-concept, double-blind crossover study on isohypercapnic ventilation and a subsequent double-blind exploratory study on poikilocapnic ventilation and nonrespiratory end points.