Acetaminophen is a drug used to relieve pain and reduce fever. Most people don't experience side effects with this drug when it is used appropriately. Common side effects are nausea, rash, and headache. Adverse and serious side effects are kidney damage, anemia, anyphylaxis, and liver failure. Millions suffer from TMJ headaches, and they are probably the least understood and the most misdiagnosed of any type of headache. The symptoms of a TMJ headache can closely mimic those of sinus headache, tension headache, migraine headache, and sometimes the cluster headache. Tylenol (acetaminophen) is widely used to treat pain, fever, osteoarthritis and headaches. It’s sold on its own and used in hundreds of other medications. If you have a history of stomach problems, like stomach bleeding, TYLENOL® may be the right pain reliever for you. Learn more about your pain relief options. A medication overuse headache occurs when a person takes a headache pain reliever for 10 to 15 or more days per month, depending on the medication, for more than 3 months. Doctors give trusted answers on uses, effects, side-effects, and cautions: Dr. Emrani on tylenol lower blood pressure: Advil (ibuprofen) should not be expected to lower blood pressure. In my experience chronic pain does not generally raise blood pressure, and advil (ibuprofen) does not help much to reduce chronic pain. Lastly, chronic use of. Acetaminophen (Tylenol) is used for treating a variety of conditions: headaches, muscle aches, toothaches, and arthritis. Not everyone gets headaches in pregnancy, and of course, having a headache doesn’t necessarily mean you’re pregnant (look for these early signs of pregnancy), but there is definitely a link between the two. The medical term is cephalalgia. It is a feeling of pain that can occur on either both sides or just one side of the head or neck. Headaches can be sharp, dull, or throbbing, and can radiate to different areas of the head. They typically last less than an hour but can last for several days. I realize this was posted 3+ years ago, but there needs to be another voice here. Tylenol by itself, look at taking 2 extra strength Tylenols, twice a day, not too much damage there, in fact probably not much if a lot of water is consumed.