The electromagnetic (EM) spectrum is the range of all types of EM radiation. Radiation is energy that travels and spreads out as it goes  the visible light that comes from a lamp in your house and the radio waves that come from a radio station are two types of electromagnetic radiation.
According to my doctor, 4 hours. You can switch them up. Take acetaminophen, (Tylenol), then wait 4 hours and take Ibuprofen, wait another 4 hours and take acetaminophen and sâ¦o on.
Contents [hide] 1 Can you take Ibuprofen with different Tylenol products 1.1 What is Ibuprofen. 1.2 What is Tylenol. 1.3 How Ibuprofen and Tylenol work in the body. 2 Can patients take Ibuprofen and Tylenol together 2.1 Special precautions and warnings during Ibuprofen and Tylenol administration: 1  Patients should tell their doctor and pharmacist if they are allergic to acetaminophen, ibuprofen, aspirin or any other NSAIDs such as ketoprofen and naproxen or any other medicines, or any of the inactive ingredients in Tylenol or Ibuprofen products.