You're right. They are supposed to get you used to a sleep schedule, not to force you to sleep every night. They can't be used forever. As someone else already

You're right. They are supposed to get you used to a sleep schedule, not to force you to sleep every night. They can't be used forever. As someone else already suggested, meditation might be worth trying. Some people find it harder to calm their thoughts, but those are usually the most benefited.