According to my extensive reading on the topic, alternating days is not recommended. Dr. Mark Horowitz explains why in his new book, The Maudsley Deprescribing Guidelines. I don't have my copy handy, or I would copy the text which warns against skipping doses, but this might help for now: https://learn.outro.com/c/preparing-to-taper/tapering-when-and-how-to-stop