Praseltinib is a kind of drug that targets RET, which is used to treat certain types of lung cancer and thyroid cancer. It zeroes in on the RET kinase protein specifically. You can get it as 100 mg capsules.
The recommended dose for praseltinib is 400 mg taken once daily, ideally on an empty stomach. Each bottle has 60 capsules, which should last you about 15 days at the suggested dose.