Qinlock Generic Name & Formulations
Legal Class
General Description
Pharmacological Class
How Supplied
Manufacturer
Generic Availability
Mechanism of Action
Qinlock Indications
Indications
In adults with advanced gastrointestinal stromal tumor (GIST) who have received prior treatment with ≥3 kinase inhibitors, including imatinib.
Qinlock Dosage and Administration
Adult
Children
Qinlock Contraindications
Not Applicable
Qinlock Boxed Warnings
Not Applicable
Qinlock Warnings/Precautions
Warnings/Precautions
Risk of new primary cutaneous malignancies. Perform skin exams prior to initiation and during therapy. Manage suspicious skin lesions with excision and dermatopathologic evaluation. Uncontrolled hypertension: do not initiate. Control BP prior to initiation; monitor and treat during therapy as appropriate. Cardiac dysfunction. Assess ejection fraction by echocardiogram or MUGA scan prior to initiation, during therapy, and as clinically indicated. Permanently discontinue if Grade 3/4 left ventricular systolic dysfunction occurs. Impaired wound healing: withhold for ≥1 week prior to elective surgery; do not give for ≥2 weeks after major surgery and until adequate healing. Safety of resuming therapy after resolution of wound healing complications has not been established. Photosensitivity: limit UV exposure during and for at least 1 week after discontinuation. Moderate or severe hepatic impairment. Severe renal impairment. Embryo-fetal toxicity. Advise females of reproductive potential and males (w. female partners) to use effective contraception during and for ≥1 week after the last dose. Pregnancy: exclude status prior to initiation. Nursing mothers: not recommended (during and for ≥1 week after the last dose).
Qinlock Pharmacokinetics
Absorption
Median Tmax: 4 hours (after a single 150 mg oral dose).
Distribution
Plasma protein bound: 99.8% (serum albumin); 99.4% (alpha-1 acid glycoprotein). Apparent volume of distribution at steady state: 307 L.
Elimination
Fecal (34%), renal (0.02%). Half-life: ~14.8 hours. Apparent clearance: 15.3 L/hr.
Qinlock Interactions
Interactions
Qinlock Adverse Reactions
Adverse Reactions
Qinlock Clinical Trials
See Literature
Qinlock Note
Not Applicable
Qinlock Patient Counseling
See Literature
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