The present invention includes compositions and methods for preventing one or more cardiac channelopathies or conditions resulting from irregularities or alterations in cardiac patterns caused by an active agent or a drug in a human or animal subject comprising: an amount of a lysophosphatidylglycerol adapted for oral administration effective to reduce or prevent one or more cardiac channelopathies or conditions resulting from irregularities or alterations in cardiac patterns caused by the active agent or drug.