A theme is the central idea found within a story or passage. It can also represent a message or lesson the author wants to convey. Themes are considered universal when they are easily relatable by a wide audience. A story can have more than one theme. To unlock this lesson you must be a Study.com Member.
Active ingredient in Tylenol vs Advil. The active ingredient in Advil is ibuprofen, which is a non-steroidal anti-inflammatory drug. On the other hand, the active ingredient in Tylenol is acetaminophen (also known as paracetamol), an analgesic and an antipyretic agent.
It is a mixture of the active ingredient in Tylenol combined with aspirin and some caffeine. Excedrin Migraine is the only Excedrin with aspirin. It has: 250mg of aspirin, 25â¦0mg of acetaminophen, and 65mg caffeine.