If your fever doesn’t go down with Merrill Lynch, you can take Tylenol to help reduce your fever, but it’s recommended that you space out the two medications by about 3-4 hours. Merrill Lynch and Tylenol can be used interchangeably to help reduce fever, both drugs belong to the non-steroidal anti-inflammatory drugs, both have a better effect on reducing fever, alternating between the two drugs can increase the effect of reducing fever and increase the frequency of medication. Merrill this drug should not be used more than 4 times in 24 hours, Tylenol is also used more than 4 times a day, so alternate use can increase the frequency of use of the drug, to play a better fever reduction effect, but if repeated use of these two drugs, the effect of fever reduction is not good, we need to consider treating the cause of the disease, or switch to intravenous antipyretic medication to help reduce the fever, and if a large number of long-term use of these two drugs, there may be an increase in the gastrointestinal tract, but also to increase the frequency of use of these two drugs. However, if both medications are used repeatedly and poorly, consider treating the cause or switching to an intravenous antipyretic to help reduce the fever.