Earlier quoted context omitted.
> That's not how it works, the first year is horrible. (...) things will get better when the kid grows older. Except when they won't. Our older daughter started having real sleep issues around when she was 1.5 years old. From that point on, every night was one of "those nights nothing works". Her sleeping schedule became quite consistent: roughly 21:00 - 05:00 if she didn't nap during the day, or 23:30 - 05:00 if she…
Does she still have to take them?
The drops still come in handy in specific situations that we know will disrupt her sleeping pattern, but that too has become less of an issue. For example, it used to be that car travel in the afternoon would have her sleeping through the whole trip, and then refusing to sleep at night, and it would take a couple of days to get her back to the usual sleeping pattern. But in the last ~6 months, she stopped sleeping so much in the car, and learned to fall asleep if the right ritual is followed.