Correct way to take Platinib (Pujihua) and tips to improve efficacy

Pralsetinib is an oral small molecule RET tyrosine kinase inhibitor, mainly used to treat patients with RET fusion-positive non-small cell lung cancer, thyroid cancer and some solid tumors. Its mechanism of action is to selectively inhibit RET kinase activity and block abnormal signaling pathways, thereby inhibiting tumor cell proliferation and inducing apoptosis. Correct taking method is crucial to ensure drug efficacy and reduce adverse reactions, and is also the basis for patients to obtain the best therapeutic effect.

The recommended dose is 400mg, taken once a day on an empty stomach. Do not eat for at least 2 hours before taking the medicine or at least 1 hours after taking the medicine to ensure the absorption of the medicine in the body and stabilize the blood concentration. Patients should swallow the tablets whole and should not chew or crush the tablets to avoid affecting the efficacy of the medicine. At the same time, maintaining consistency in medication time will help maintain the stability of blood drug concentration, thereby improving anti-tumor efficacy.

During treatment, medication should be continued until disease progression or unacceptable toxicity occurs. If the patient experiences mild side effects, the dose can be continued under the guidance of a doctor; if severe hematological or liver function abnormalities occur, the dose needs to be adjusted in a timely manner or the medication needs to be temporarily discontinued. In addition, patients should undergo regular blood routine, liver and kidney function and imaging examinations during treatment to evaluate the efficacy and detect potential risks in a timely manner.

To further improve efficacy and safety, patients should pay attention to drug interactions. Platinib is mainly metabolized by the liver CYP3A. If a strong CYP3A inhibitor or inducer is used concomitantly, the blood concentration of the drug may be affected, thereby reducing the efficacy or increasing the risk of toxicity. In addition, maintaining a healthy lifestyle, including a balanced diet, regular work and rest, and moderate exercise, can also help enhance physical fitness and improve medication tolerance. Through standardized dosage and close follow-up, patients can maximize the therapeutic benefits of platinib.

Reference link:https://www.drugs.com