Disopyramide S Isomer is a medication used to treat irregular heart rhythms. The drug works by slowing down the electrical signals in the heart to restore a normal rhythm. The antonyms for disopyramide are words that have the opposite effect or meaning. Hence, the antonyms for disopyramide S Isomer could be words like accelerating, advancing, hastening, quickening, and stimulating, which have the opposite effect of slowing down the heart rate. Other antonyms for disopyramide S Isomer could include words like healthy, strong, powerful, vigorous, and robust, which indicate a physically fit heart with good rhythm and function. Overall, the antonyms for disopyramide S Isomer highlight the opposite effect of this medication, which can help restore normal heart rhythm.