Complex sentence: Warfarin treatment requires blood monitoring and dose adjustments regularly due to its narrow therapeutic window, if supervision isn't adequate warfarin poses a threat in causing, all too frequent, haemorrhagic events and multiple interactions with food and other drugs.
Split into simpler sentences: Warfarin treatment requires blood monitoring and dose adjustments regularly due to its narrow therapeutic window. If supervision isn't adequate warfarin poses a threat in causing, all too frequent, haemorrhagic events and multiple interactions with food and other drugs.