
turalio
Turalio (Pexidartinib Hydrochloride) is a medication used to treat Giant Cell Tumor of Tendon Sheath.
Pexidartinib Hydrochloride · by Daiichi Sankyo Inc
Key facts
- Active ingredient
- Pexidartinib Hydrochloride
- Form
- Capsule
- Strength
- Pexidartinib Hydrochloride EQ 125MG Base · Pexidartinib Hydrochloride EQ 200MG Base
- Type
- Prescription (Rx)
- Brand or generic
- Brand-name
- May treat
- giant cell tumor of tendon sheath
- Manufacturer
- Daiichi Sankyo Inc
- FDA application
- NDA211810
- FDA boxed warning
- Yes — see the boxed warning
What is Turalio?
From the FDA label:Pexidartinib is a kinase inhibitor. The chemical name of pexidartinib hydrochloride is 5-[(5-Chloro-1H-pyrrolo[2,3-b]pyridin-3-yl)methyl]-N-{[6-(trifluoromethyl)pyridin-3-yl]methyl}pyridin-2-amine monohydrochloride. Pexidartinib hydrochloride is an off-white to white solid. The molecular formula for pexidartinib hydrochloride is C 20 H 15 ClF 3 N 5 ∙HCl. The molecular weight is 454.28 for the hydrochloride salt and 417.81 for the free base. The chemical structure is: The solubility of pexidartinib hydrochloride in aqueous solutions decreases with increasing pH. The pKa1 and pKa2 were determined to be 2.6 and 5.4 respectively for the conjugate acids. Pexidartinib hydrochloride is soluble in methanol, slightly soluble in water and ethanol, and practically insoluble in heptane. TURALIO (pexidartinib) capsules are for oral use. Each capsule contains 125 mg pexidartinib which is equivalent to 135.9 mg pexidartinib hydrochloride. The capsule contains the following inactive ingredients: poloxamer 407, mannitol, crospovidone, and magnesium stearate. The hypromellose capsule shell contains hypromellose, titanium dioxide and FD&C Blue No. 1. Chemical Structure
How to use
Recommended Dosage : 250 mg orally twice daily with a low-fat meal (approximately 11 to 14 grams of total fat). ( 2.1 ) See full prescribing information for dosage modifications due to adverse reactions, renal impairment and hepatic impairment. ( 2.2 , 2.5 , 2.6 ) 2.1 Recommended Dosage The recommended dosage of TURALIO is 250 mg taken orally twice daily with a low-fat meal (approximately 11 to 14 grams of total fat) until disease progression or unacceptable toxicity [see Clinical Pharmacology (12.3) ] . Taking TURALIO with a high-fat meal (approximately 55 to 65 grams of total fat) increases pexidartinib concentrations and may increase the risk of adverse reactions, including hepatotoxicity [see Warnings and Precautions (5.1 , 5.4) , Drug Interactions (7.2) , Clinical Pharmacology (12.2 , 12.3) ] . Swallow TURALIO capsules whole. Do not open, break, or chew the capsules. If a patient vomits or misses a dose of TURALIO, instruct the patient to take the next dose at its scheduled time. 2.2 Dosage Modifications for Adverse Reactions The recommended dose reductions for adverse reactions are provided in Table 1. Table 1: Recommended Dose Reductions for TURALIO for Adverse Reactions Dose Reduction Total Daily Dose Administration of Total Daily Dose with Low-Fat Meal First 375 mg 125 mg in the morning and 250 mg in the evening Second 250 mg 125 mg twice daily Permanently discontinue…
Side effects
The following clinically significant adverse reactions are described elsewhere in the labeling: Hepatotoxicity [see Warnings and Precautions (5.1) ]. Most common adverse reactions (>20%) were increased lactate dehydrogenase, increased aspartate aminotransferase, hair color changes, fatigue, increased alanine aminotransferase, decreased neutrophils, increased cholesterol, increased alkaline phosphatase, decreased lymphocytes, eye edema, decreased hemoglobin, rash, dysgeusia, and decreased phosphate. ( 6.1 ) To report SUSPECTED ADVERSE REACTIONS, contact Daiichi Sankyo, Inc. at 1-877-437-7763 or FDA at 1-800-FDA-1088 or www.fda.gov/medwatch. 6.1 Clinical Trials Experience Because clinical trials are conducted under widely varying conditions, adverse reaction rates observed in the clinical trials of a drug cannot be directly compared to rates in the clinical trials of another drug and may not reflect the rates observed in practice. The safety of TURALIO 250 mg orally twice daily administered with a low-fat meal has been established based on adequate and well-controlled studies of TURALIO 400 mg orally twice daily administered on an empty stomach and additional pharmacokinetic data that indicate there is no clinically significant difference in the relative exposure between the two dosages [see Clinical Pharmacology (12.3) ]. The safety of TURALIO was evaluated in ENLIVEN [see…
FDA Boxed Warning (the FDA’s most serious warning)
Boxed (black-box) warning — from the FDA label
HEPATOTOXICITY TURALIO can cause serious and potentially fatal liver injury, including vanishing bile duct syndrome [see Warnings and Precautions (5.1) ] . Monitor liver tests prior to initiation of TURALIO and at specified intervals during treatment. Withhold and dose reduce or permanently discontinue TURALIO based on severity of hepatotoxicity. Monitoring and prompt cessation of TURALIO may not eliminate the risk of serious and potentially fatal liver injury [see Dosage and Administration (2.2) , Warnings and Precautions (5.1) ] . TURALIO is available only through a restricted program called the TURALIO Risk Evaluation and Mitigation Strategy (REMS) Program [see Warnings and Precautions (5.2) ] . WARNING: HEPATOTOXICITY See full prescribing information for complete boxed warning. TURALIO can cause serious and potentially fatal liver injury, including vanishing bile duct syndrome. ( 5.1 ) Monitor liver tests prior to initiation of TURALIO and at specified intervals during treatment. Withhold and dose reduce or permanently discontinue TURALIO based on severity of hepatotoxicity. Monitoring and prompt cessation of TURALIO may not eliminate the risk of serious and potentially fatal liver injury. ( 2.2 , 5.1 ) TURALIO is available only through a restricted program called the TURALIO Risk Evaluation and Mitigation Strategy (REMS) Program. ( 5.2 )
Warnings
Important safety information
Embryo-Fetal Toxicity : May cause fetal harm. Advise patients of reproductive potential of the potential risk to a fetus and to use an effective non-hormonal method of contraception. ( 5.3 , 7.3 , 8.1 , 8.3 ) Potential Risks Associated with a High-Fat Meal : May increase incidence and severity of adverse reactions, including hepatotoxicity. Avoid taking TURALIO with a high-fat meal (approximately 55 to 65 grams of total fat). ( 2.1 , 5.4 ) 5.1 Hepatotoxicity TURALIO can cause serious and potentially fatal liver injury and is available only through a restricted program under a Risk Evaluation and Mitigation Strategy (REMS) [see Warnings and Precautions (5.2) ]. Hepatotoxicity, including liver failure and life-threatening vanishing bile duct syndrome (VBDS), ductopenia, and symptomatic cholestasis (including severe pruritus) can occur in patients treated with TURALIO and can occur despite monitoring and prompt drug cessation. The mechanism of cholestatic hepatotoxicity is unknown and its occurrence cannot be predicted. It is unknown whether liver injury can also occur in the absence of increased transaminases. Of the first 609 patients who received TURALIO under the REMS program, 32 (5.3%) developed a liver injury event of concern (LIEC), defined as any serious liver-related outcome or any liver abnormality that triggers drug discontinuation per the US Prescribing Information [ see Dosage and Administration (2.2) ]. These 32 patients developed liver toxicity within 71 days of the first dose of TURALIO; ten required hospitalization, and two developed VBDS. Sixteen of the 32 patients had not fully recovered at the time of the analysis, including 6 patients followed for at least 6 months after discontinuation. Among 768 patients who received TURALIO in clinical trials, there were two irreversible cases of cholestatic liver injury. One patient with advanced cancer and ongoing liver toxicity died and one patient with a confirmed case of VBDS required a liver transplant. In ENLIVEN, 3 of 61 (5%) patients who received TURALIO developed signs of serious liver injury, defined as ALT or AST ≥3 × ULN with total bilirubin ≥2 × ULN. In these patients, peak ALT ranged from 6 to 9 × ULN, peak total bilirubin ranged from 2.5 to 15 × ULN, and alkaline phosphatase (ALP) was ≥2 × ULN. ALT, AST, and total bilirubin improved to <2 × ULN in these three patients 1 to 7 months after discontinuing TURALIO. Avoid TURALIO in patients with pre-existing increased serum transaminases; total bilirubin or direct bilirubin (>ULN); or active liver or biliary tract disease, including increased ALP. Monitor liver tests, including AST, ALT, total bilirubin, direct bilirubin, ALP, and gamma-glutamyl transferase (GGT) prior to initiation of TURALIO, weekly for the first 8 weeks, every 2 weeks for the next month and every 3 months thereafter. Withhold and dose reduce, or permanently discontinue TURALIO based on the severity of the hepatotoxicity [see Dosage and Administration (2.2) ] . Refer patients to a hepatologist if liver tests do not return to normal. Rechallenge with a reduced dose of TURALIO may result in a recurrence of increased serum transaminases, bilirubin, ALP., or other signs of liver injury. Monitor liver tests weekly for the first month after rechallenge. 5.2 TURALIO REMS Program TURALIO is only available through a restricted program under a REMS, because of the risk of hepatotoxicity [see Warnings and Precautions (5.1) ] . Notable requirements of the TURALIO REMS Program include the following: Prescribers must be certified with the program by enrolling and completing training. Patients must complete and sign an enrollment form for inclusion in a patient registry. Pharmacies must be certified with the program and must only dispense to patients who are authorized to receive TURALIO. Further information is available at www.TURALIOREMS.com or 1-833-887-2546. 5.3 Embryo-Fetal Toxicity Based on animal studies and its mechanism of action, TURALIO may cause fetal harm when administered to a pregnant woman. Oral administration of pexidartinib to pregnant rats and rabbits during the period of organogenesis resulted in malformations, increased post-implantation loss, and abortion at exposures approximately equal to the human exposure at the recommended dose based on area under the curve (AUC). Advise pregnant women of the potential risk to a fetus. Advise females of reproductive potential to use effective non-hormonal contraception, since TURALIO can render hormonal contraceptives ineffective, during treatment with TURALIO and for 1 month after the final dose. Advise males with female partners of reproductive potential to use effective contraception during treatment with TURALIO and for 1 week after the final dose [see Drug Interactions (7.3) , Use in Specific Populations (8.1 , 8.3) ] . 5.4 Potential Risks Associated with a High-Fat Meal Taking TURALIO with a high-fat meal increases pexidartinib concentrations, which may increase the incidence and severity of adverse reactions, including hepatotoxicity [see Clinical Pharmacology (12.2 , 12.3) ]. Instruct patients to take TURALIO with a low-fat meal (approximately 11 to 14 grams of total fat) and to avoid taking TURALIO with a high-fat meal (approximately 55 to 65 grams of total fat). Consider referring patients to a dietician as deemed necessary [see Dosage and Administration (2.1) , Warnings and Precautions (5.1) , Drug Interactions (7.2) ].
Who should not take Turalio
None. None. ( 4 )
Overdose — what happens if you take too much
Due to the high plasma protein binding, TURALIO is not expected to be dialyzable [see Clinical Pharmacology (12.3) ] .
U.S. Poison Control: call or text 1-800-222-1222 (free, 24/7). In an emergency call 911. From the FDA label; not medical advice.
Interactions
Use with Hepatotoxic Products : Avoid coadministration of TURALIO with other products known to cause hepatotoxicity. ( 7.1 ) Moderate or Strong CYP3A Inhibitors : Reduce the dose of TURALIO if concomitant use of moderate or strong CYP3A inhibitors cannot be avoided. ( 2.3 , 7.2 ) Strong CYP3A Inducers : Avoid concomitant use of strong CYP3A inducers. ( 7.2 ) UGT Inhibitors : Reduce the dose of TURALIO if concomitant use of UGT inhibitors cannot be avoided. ( 2.3 , 7.2 ) Acid-Reducing Agents : Avoid concomitant use of proton pump inhibitors. Use histamine-2 receptor antagonists or antacids if needed. ( 2.4 , 7.2 ) High-Fat Meal : Avoid taking TURALIO with a high-fat meal. ( 2.1 , 5.4 , 7.2 ). CYP3A Substrates : Avoid concomitant use with CYP3A substrates where minimal concentration changes may lead to serious therapeutic failure. ( 7.3 ) 7.1 Use with Hepatotoxic Products TURALIO can cause hepatotoxicity. In patients with increased serum transaminases, total bilirubin, or direct bilirubin (>ULN) or active liver or biliary tract disease, avoid coadministration of TURALIO with other products known to cause hepatotoxicity [see Warnings and Precautions (5.1) ] . 7.2 Effect of Other Drugs or Food on TURALIO Table 7: Effect of Other Drugs or Food on TURALIO Moderate or Strong CYP3A Inhibitors Clinical Impact Concomitant use of a moderate or strong CYP3A inhibitor may increase pexidartinib concentrations [see Clinical Pharmacology (12.3) ], which may increase the incidence and severity of adverse reactions of TURALIO. Management Reduce TURALIO dosage if concomitant use of moderate or strong CYP3A inhibitors, including grapefruit or grapefruit juice, cannot be avoided [see Dosage and Administration (2.3) ]. Strong CYP3A Inducers Clinical Impact Concomitant use of a strong CYP3A inducer decreases pexidartinib concentrations [see Clinical Pharmacology (12.3) ] , which may decrease the efficacy of TURALIO. Management Avoid concomitant use of strong CYP3A inducers, including St John's wort. UGT Inhibitors Clinical Impact Concomitant use of a UGT inhibitor increases pexidartinib concentrations [see Clinical Pharmacology (12.3) ], which may increase the incidence and severity of adverse reactions of TURALIO. Management Reduce TURALIO dosage if concomitant use of UGT inhibitors cannot be avoided [see Dosage and Administration (2.3) ]. Acid-Reducing Agents Clinical Impact Concomitant use of a PPI decreases pexidartinib concentrations [see Clinical Pharmacology (12.3) ], which may decrease the efficacy of TURALIO. Management Avoid concomitant use of PPIs with TURALIO. As an alternative to PPIs, use locally-acting antacids or H 2 -receptor antagonists [see Dosage and Administration (2.4) ] . High-Fat Meal Clinical Impact Taking TURALIO with a high-fat meal increased pexidartinib concentrations [see Clinical Pharmacology (12.3) ] , which may increase the incidence and severity of TURALIO adverse reactions, including hepatotoxicity [see Warnings and Precautions (5.1 , 5.4) ]. Management Take TURALIO with a low-fat meal (approximately 11 to 14 grams of total fat) . Avoid taking TURALIO with a high-fat meal (approximately 55 to 65 grams of total fat) [see Dosage and Administration (2.1) ] . 7.3 Effect of TURALIO on Other Drugs Table 8: Effect of TURALIO on Other Drugs CYP3A Substrates Clinical Impact TURALIO is a moderate CYP3A inducer. Concomitant use of TURALIO decreases the concentration of CYP3A substrates [see Clinical Pharmacology (12.3) ] , which may reduce the efficacy of these substrates . Management Avoid coadministration of TURALIO with hormonal contraceptives [see Warnings and Precautions (5.3) , Use in Specific Populations (8.3) ]. Avoid concomitant use of TURALIO with other CYP3A substrates, where minimal concentration changes may lead to serious therapeutic failures. If concomitant use is unavoidable, increase the CYP3A substrate dosage in accordance with approved product labeling.
May treat (source: NIH RxClass)
Dosage forms
Capsule
The forms currently marketed in the U.S., per the FDA National Drug Code Directory.
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Frequently asked questions
- What does Turalio treat?
- Turalio (Pexidartinib Hydrochloride) may be used to treat giant cell tumor of tendon sheath, based on NIH RxClass drug-classification data (conditions a drug may treat — not a verbatim copy of the FDA-approved label). This is general reference, not medical advice.
- Is there a coupon or discount for Turalio?
- pharmaranks is an independent ratings site, not a pharmacy — we don't issue coupons or sell Turalio. To pay less, ask your prescriber or pharmacist whether a generic equivalent exists, check the manufacturer's copay/savings card and patient-assistance program, and compare a pharmacy discount card against your insurance copay. Prices vary by pharmacy, insurance, and location, so always confirm at the counter. This is general reference, not medical or financial advice.
- Who makes Turalio?
- Turalio is marketed by Daiichi Sankyo Inc. You can see Daiichi Sankyo Inc's full profile, rating, and other products on pharmaranks.
- Is Turalio a brand-name or generic drug?
- Turalio is a brand-name product with the active ingredient Pexidartinib Hydrochloride.
- Is Turalio available over the counter?
- No. Turalio is a prescription (Rx) medication in the US — you need a prescription from a licensed clinician (in person or via telehealth); it isn't sold over the counter. For some conditions there are OTC alternatives — ask your pharmacist.
- What forms does Turalio come in?
- Turalio is currently marketed as capsule, per the FDA's National Drug Code Directory.
- Is Turalio FDA-registered?
- Turalio is on record with the U.S. FDA under application number NDA211810. You can verify this on its official FDA label.
- Is Turalio safe?
- There's no single safe-or-not verdict, and we don't yet have a composite recall-safety score for Turalio. Review its FDA-label side effects and warnings below, and always consult a licensed professional.
- What are the side effects of Turalio?
- Turalio's side effects are taken directly from its FDA label. From the label: The following clinically significant adverse reactions are described elsewhere in the labeling: Hepatotoxicity [see Warnings and Precautions (5.1) ]. Most common adverse reactions (>20%) were increased lactate dehydrogenase, increased aspartate aminotransferase, hair color changes, fatigue,… Both common and serious reactions are documented in full on this page. This is general reference from the FDA, not medical advice — always consult a professional.
Clinical content sourced from the FDA label via openFDA (U.S. FDA). View the FDA label on DailyMed → Provided for general reference only — not medical advice. Always consult a licensed professional and the current prescribing information.
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