My Dr started me on singular 10gm, amoxicillin, Allegra, musinex, Dulera, also take daily Cymbalta, synthroid, , Metforman, Effient, Lipitor,baby asprin, a stomach med cannot remember the name, vitamin D 5000, I m not sure how to space all these medications or do I have to, Dr. did tell me to take the singular in the evening , ane allegra at bedtime .