Knee Lateral Collateral Ligament Injury. Lateral collateral ligament (LCL) is a thin set of tissues present on the outer side of the knee, connecting the thighbone (femur) to the fibula (side bone of lower leg). It provides stability as well as limits the sidewise rotation of the knee.
OTC Pain Relief: Understanding Acetaminophen. Youâve probably taken acetaminophen at one time or another for fever or pain relief. You may know acetaminophen as the active ingredient in Tylenol and many other over-the-counter (OTC) products, including cold medications. When used as directed, taking acetaminophen is generally safe and effective. But it can be harmful if itâs not taken correctly.
The active ingredient in Advil is ibuprofen, whereas in Tylenol it is acetaminophen. Children should not take Advil if they are vomiting, dehydrated, or not eating much; they should only take Advil if they have eaten something.ctive 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.