Day time Tylenol does not keep you awake. It simply does not contain the drug/chemical that makes you drowsy.
Those animals that are awake during the day include the following (feel free to add to this list):birdsrabbitscattlesheepgoatsdogs
they are always awake. no matter what. they die after they have their babies.
nocturnal
You can't make him/her not nocturnal but maybe if you play with him/her during the day all day for several days in a row your hamster will be used to being awake during the day and will be stay awake during the day.
Meerkats are in between. Meerkats are awake during the day for food, but are also awake at night, running from predators.
Hermit crabs are nocturnal. This means that they sleep during the day and are awake at night.
diurnal
Make sure that the pup gets a playtime before bedtime. This will assure that he will be tired and sleep at night and not keep you awake. Try to curb his naps when it gets later in the day. Pups do well when they are on a schedule.
They are noucturnal, which means they sleep during the day and are awake during the night.
Because if they are awake or in the sunlight during the day, they will burn to death.
Sometimes, Chinchillas adjust to the times that its owner is awake. (ex: if you wake them during the day, after a while, most of the time they will be awake during the day.) Some chinchillas are awake all of the time, well, whenever you aren't there they will sleep.