i used to eat them when i first got out of bed and then again at night before going to bed..I don't know about taking them while on the parasite meds...but would think it would help it along..am going to start taking garlic again today while i am on the m.c. and i am taking clarks parasite stuff did for the first two weeks of m.c. clarks stuff that is..then stopped taking it for one week like it says tomorow i am suppose to restart clarks stuff so am adding the garlic as well...