Is there some reason the two can't be taken together or some reason people shouldn't be on cogentin or is she just being difficult. She told me that Clonazepam was the drug of choice for akathisia but that's not what I've seen online at all.s there some reason the two can't be taken together or some reason people shouldn't be on cogentin or is she just being difficult. She told me that Clonazepam was the drug of choice for akathisia but that's not what I've seen online at all.