Acetaminophen drops do not reduce the fever may be the drug has not yet taken effect, you can continue to observe; may also be the effect of the drug is not enough to reduce the fever, you need to drink more water, physical cooling (cold compresses on the head, warm water wipe, etc.), and consult a doctor in a timely manner to determine the cause of the disease (such as bacterial infections, etc.), symptomatic treatment (such as antibiotics and anti-infective treatment, etc.). 1. The onset of action is not yet arrived: taking acetaminophen suspension drops will not take effect immediately, about 0.5 ~ 1 hour will take effect, if the time to take the medicine is too short, can continue to observe the temperature changes, drink more water. 2. Insufficient efficacy: Acetaminophen suspension drops do not reduce fever may also be insufficient efficacy of the drug, in the drink more water at the same time, can be linked to the use of cold compresses on the head, lukewarm water wipes, and other physical cooling methods, and timely medical attention to clarify the cause of the disease, such as bacterial infections caused by fever, the need for the application of sensitive antibiotics symptomatic treatment (such as amoxicillin clavulanic acid potassium and other drugs). Acetaminophen Suspension Drops adverse reactions include allergy, liver and kidney function abnormalities, allergic to the drug or severe liver and kidney insufficiency is prohibited. Failure to reduce fever with Acetaminophen Suspension Drops suggests prompt medical attention and proper treatment under a doctor’s supervision.