How to take Platinib and what is its usage and dosage?

Platinib is a targeted drug used to treat metastatic non-small cell lung cancer with positive RET fusion gene mutations. Its usage and dosage need to be strictly followed as prescribed by the doctor to ensure the effectiveness and safety of the drug.

The usual recommended dose for adult patients is 400 mg orally once daily and should be taken on an empty stomach. This means that patients should avoid eating for at least 2 hours before taking platinib and for at least 1 hour after taking it to ensure that the drug is effectively absorbed. If you occasionally miss a dose, you can take it as soon as possible after discovering it, but the next dose should still be taken according to the original interval. However, if vomiting occurs after taking the medication, you should not take another dose but wait until the next dose before continuing.

During the period of medication, patients should pay close attention to their physical condition and promptly report any discomfort or abnormal reactions to their doctor. If symptoms such as shortness of breath, cough, fever, or intolerable side effects occur, stop use immediately and seek medical help.

In addition, the use of platinib also requires attention to the conditions of some special groups. For example, pregnant women are prohibited from using this drug because it may cause harm to the fetus. Breastfeeding women should stop breastfeeding while taking platinib and should avoid breastfeeding for 3 weeks after the last dose. For patients of childbearing potential, it is recommended that an effective non-hormonal method of contraception be used while taking platinib and for 2 weeks after the last use.

In addition to the above usage, dosage and precautions, patients should also have regular follow-up visits and examinations so that doctors can evaluate the efficacy of the drug and adjust the treatment plan. Patients should also have their blood pressure and liver function tested before starting platinib, and monitor these indicators regularly during treatment.

In general, the usage and dosage of Platinib need to be strictly in accordance with the doctor's instructions to ensure that the drug can exert its maximum efficacy while reducing the occurrence of adverse reactions.