Learn more about our sampling program
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S1: Information about our GAVRETO (pralsetinib) sampling program for eligible patients
S2: GAVRETO (pralsetinib) sampling program
S3: GAVRETO (pralsetinib) samples are available for eligible patients
S4: Thank you for your time – GAVRETO (pralsetinib) sample information inside
P1: Learn more about our sampling program
[From: <Rep Name> (REPNAME@blueprintmedicines.com)]
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Important Safety Information  |   Full Prescribing Information  |   Visit Website  |   Twitter/X
GAVRETO® (pralsetinib)

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[Dear]
[Hello]
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[Dr. Last Name],
[First Name],
[First Name Last Name],
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I have some helpful information around the GAVRETO® (pralsetinib) sampling program that is available for eligible patients in your practice that I’d like to share with you.

GAVRETO is the only once-daily targeted RET therapy indicated for1:

Adult patients with RET fusion+ mNSCLC as detected by an FDA-approved test
Patients 12 years of age and older with advanced or metastatic RET fusion+ thyroid cancer who require systemic therapy and are RAI refractory (if RAI is appropriate)*
* This indication is approved under accelerated approval based on overall response rate and duration of response. Continued approval for this indication may be contingent upon verification and description of clinical benefit in confirmatory trial(s).
Select safety information
Interstitial Lung Disease (ILD)/Pneumonitis: Severe, life-threatening, and fatal ILD/pneumonitis can occur in patients treated with GAVRETO. Pneumonitis occurred in 12% of patients who received GAVRETO, including 3.3% with Grade 3-4, and 0.2% with fatal reactions. Monitor for pulmonary symptoms indicative of ILD/pneumonitis. Withhold GAVRETO and promptly investigate for ILD in any patient who presents with acute or worsening of respiratory symptoms (e.g., dyspnea, cough, and fever). Withhold, reduce dose or permanently discontinue GAVRETO based on severity of confirmed ILD.
Please see Important Safety Information below, and full Prescribing Information.
mNSCLC=metastatic non–small cell lung cancer; RAI=radioactive iodine; RET=rearranged during transfection.
Learn about the sampling program for GAVRETO
Give your newly diagnosed, eligible patients an
opportunity to try a free sample dose of GAVRETO
WHY ARE SAMPLE DOSES BEING OFFERED?
A free sample dose allows you to become familiar with GAVRETO so that you can start building experience with GAVRETO in eligible patients
Keep in mind that GAVRETO sample doses must be used according to their approved indications. See Important Safety Information below and see full Indication above.
WHAT DOES A SAMPLE DOSE INCLUDE?
A free 30-day supply of GAVRETO, clearly labeled as a sample
Prescribing Information
FOLLOW 3 STEPS TO RECEIVE A SAMPLE DOSE
Contact me, your GAVRETO representative,
by replying to this email.
OR
Call the Sample Call Center at 866-736-2717.
You will be provided with a sample-dose
request form to complete and sign.
Your free sample doses will be delivered to your practice.
Drug samples may not be sold, purchased, traded, or offered for sale, purchase, or trade utilized to seek reimbursement, or otherwise distributed in a manner not permitted by applicable law. Samples may only be distributed to practitioners who are licensed or authorized under applicable state law to prescribe the drug product and whose practices are relevant to the FDA-approved GAVRETO. Distribution of the sample doses does not obligate you to use or continuing use of GAVRETO. You may not advertise or otherwise use the program as a means of promoting your services or Genentech’s products to patients. Genentech reserves the right to deny fulfillment of the sample to anyone deemed ineligible in accordance with stated program criteria.
Annual sample limits per healthcare provider apply.
I’m including some additional information that you may find useful.
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GAVRETO RET+ mNSCLC and Advanced Thyroid Cancer Product Brochure GAVRETO RET+ mNSCLC and Advanced Thyroid Cancer Product Brochure
An overview of GAVRETO for the treatment of patients with RET+ mNSCLC or advanced thyroid cancer.
GAVRETO Website for Healthcare Professionals GAVRETO Website for Healthcare Professionals
Website for healthcare professionals to learn more about GAVRETO and available resources.
GAVRETO Dosing & Administration Guide GAVRETO Dosing & Administration Guide
How to dose and administer GAVRETO.
GAVRETO Access & Reimbursement Guide GAVRETO Access & Reimbursement Guide
Includes information on product ordering, patient support, navigating the approval process, managing denials and appeals, and coverage information for diagnostic tests and related coding.
I would be happy to set up a quick [pick list][falsecalltruevideo chattruemeeting] to answer any questions around the GAVRETO sampling program.
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[Rep name]
[Rep title]
Blueprint Medicines
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Select safety information
Hypertension: Occurred in 35% of patients, including Grade 3 hypertension in 18% of patients. Overall, 8% had their dose interrupted and 4.8% had their dose reduced for hypertension. Treatment-emergent hypertension was most commonly managed with anti-hypertension medications. Do not initiate GAVRETO in patients with uncontrolled hypertension. Optimize blood pressure prior to initiating GAVRETO. Monitor blood pressure after 1 week, at least monthly thereafter and as clinically indicated. Initiate or adjust antihypertensive therapy as appropriate. Withhold, reduce dose, or permanently discontinue GAVRETO based on the severity.
Hepatotoxicity: Serious hepatic adverse reactions occurred in 1.5% of patients treated with GAVRETO. Increased aspartate aminotransferase (AST) occurred in 49% of patients, including Grade 3 or 4 in 7% and increased alanine aminotransferase (ALT) occurred in 37% of patients, including Grade 3 or 4 in 4.8%. The median time to first onset for increased AST was 15 days (range: 5 days to 2.5 years) and increased ALT was 24 days (range: 7 days to 3.7 years). Monitor AST and ALT prior to initiating GAVRETO, every 2 weeks during the first 3 months, then monthly thereafter and as clinically indicated. Withhold, reduce dose or permanently discontinue GAVRETO based on severity.
Hemorrhagic Events: Serious, including fatal, hemorrhagic events can occur with GAVRETO. Grade ≥3 events occurred in 4.1% of patients treated with GAVRETO including one patient with a fatal hemorrhagic event. Permanently discontinue GAVRETO in patients with severe or life-threatening hemorrhage.
Tumor Lysis Syndrome (TLS): Cases of TLS have been reported in patients with medullary thyroid carcinoma receiving GAVRETO. Patients may be at risk of TLS if they have rapidly growing tumors, a high tumor burden, renal dysfunction, or dehydration. Closely monitor patients at risk, consider appropriate prophylaxis including hydration, and treat as clinically indicated.
Risk of Impaired Wound Healing: Impaired wound healing can occur in patients who receive drugs that inhibit the vascular endothelial growth factor (VEGF) signaling pathway. Therefore, GAVRETO has the potential to adversely affect wound healing. Withhold GAVRETO for at least 5 days prior to elective surgery. Do not administer for at least 2 weeks following major surgery and until adequate wound healing. The safety of resumption of GAVRETO after resolution of wound healing complications has not been established.
Embryo-Fetal Toxicity: Based on findings from animal studies and its mechanism of action, GAVRETO can cause fetal harm when administered to a pregnant woman. Advise pregnant women of the potential risk to a fetus. Advise females of reproductive potential to use effective non-hormonal contraception during treatment with GAVRETO and for 2 weeks after the last dose. Advise males with female partners of reproductive potential to use effective contraception during treatment with GAVRETO and for 1 week after the last dose.
Common adverse reactions (≥25%) were musculoskeletal pain, constipation, hypertension, diarrhea, fatigue, edema, pyrexia, and cough. Common Grade 3/4 laboratory abnormalities (≥2%) were decreased lymphocytes, decreased neutrophils, decreased hemoglobin, decreased phosphate, decreased leukocytes, decreased sodium, increased aspartate aminotransferase (AST), increased alanine aminotransferase (ALT), decreased calcium (corrected), decreased platelets, increased alkaline phosphatase, increased potassium, decreased potassium, and increased bilirubin.
Avoid coadministration of GAVRETO with strong or moderate CYP3A inhibitors, P-gp inhibitors, or combined P-gp and strong or moderate CYP3A inhibitors. If coadministration cannot be avoided, reduce the GAVRETO dose. Avoid coadministration of GAVRETO with strong or moderate CYP3A inducers. If coadministration cannot be avoided, increase the GAVRETO dose.
Lactation: Advise women not to breastfeed during treatment with GAVRETO and for 1 week after the last dose.
Pediatric Use: Monitor open growth plates in adolescent patients. Consider interrupting or discontinuing GAVRETO if abnormalities occur.
You may report side effects to the FDA at 1-800-FDA-1088 or www.fda.gov/medwatch. You may also report side effects to Genentech at 1-888-835-2555.
Please click here to see the full Prescribing Information and Patient Information for GAVRETO.
Reference: 1. GAVRETO Prescribing Information. Genentech, Inc. August 2023.