Acetaminophen is the preferred antipyretic for infants and children with high fever recommended by the World Health Organization. Its antipyretic effect is mild and lasting, and it is characterized by good curative effect, few side effects and rapid and complete absorption.
Ibuprofen ibuprofen, the antipyretic speed is fast, the effect is remarkable, and the duration of antipyretic can last for 6 ~ 8 hours, and the side effects are small, which can reduce the times of taking medicine. The side effects are relatively small. Ibuprofen has a strong antipyretic effect, which will lead to a lot of sweating. It is not suitable for people with dehydration symptoms, and people with poor renal function should also use it with caution.
Aspirin aspirin has a strong antipyretic effect, but its side effects are relatively large. Generally, it is relatively safe to use small doses for a short time. Lysine aspirin is often given by injection in clinic, which has quick effect. However, the phenomenon of Reye's syndrome (a serious disease) caused by taking aspirin in children has been reported frequently and needs close attention.
Nimesulide Nimesulide, a new non-steroidal anti-inflammatory and analgesic drug, has better antipyretic effect than ibuprofen, but its side effects are relatively large, especially on the liver.
Indomethacin Indomethacin, a non-steroidal anti-inflammatory analgesic, has a strong and lasting antipyretic effect. Due to the high incidence of adverse reactions, this product has different degrees of side effects on liver function, kidney and blood system, and is generally not used.
An Naijin An Naijin, an ancient antipyretic drug, has a rapid antipyretic effect. Because it can cause serious adverse reactions such as granulocytopenia and kidney injury, it is only used for emergency antipyretic when acute high fever is serious and no other effective antipyretic drugs are available. Generally, it is only used once to ensure safety. Oral administration is no longer used, and 20% solution can be used to reduce fever.
Chinese medicine antipyretic Chinese medicine antipyretic, many Chinese medicines have different degrees of antipyretic effect, but because of the slow antipyretic effect of Chinese medicines and the unclear drug ingredients, parents are not recommended to choose Chinese medicines as antipyretic drugs.
Precautions in general, the antipyretic effect of antipyretics is directly proportional to the side effects! The better the effect, the greater the side effects. Children's fever is mostly caused by viruses, and the course of disease is usually 3 to 5 days, depending on the child's physical condition. Good physical fitness will improve in about 3 days, and it will take a week for those with poor physical fitness to recover. During this period, there will be repeated fever, which is caused by the virus in the body, which is a normal phenomenon. Parents don't have to worry too much and keep calm.
However, if the child has a high fever above 39.5℃, or has convulsions, it is not easy to wake up, breathing with laryngeal asthma, rapid breathing and other adverse conditions, you should seek medical advice in time!