Reply To: My Change to Basal Bolus. Home › Forums › Living with type one › My Change to Basal Bolus. › Reply To: My Change to Basal Bolus. 28 June, 2013 at 2:08 pm #15418 TimKeymaster I swapped between splitting Lantus and not splitting Lantus every six months or so. I found it didn’t make much difference either way – but I know people swear by it, so it’s worth a punt.