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scemblix

Pharmaranks rates Scemblix 3.5/5 for recall safety — an independent score from its FDA recall history and its manufacturer's record. Scemblix (Asciminib Hydrochloride) is a medication used to treat Myeloid Leukemia.

Asciminib Hydrochloride · by Novartis

70/100Limited · 1 source

Based on 1 source · Recall-safety score from FDA recall history — this product's own recalls and its manufacturer's record. Not an efficacy or quality rating. methodology →

Rated against independent regulatory sources·Last updated August 20, 2026·How we rate
Verified againstopenFDANIH DailyMedRxClass

Key facts

Active ingredient
Asciminib Hydrochloride
Form
Tablet
Strength
Asciminib Hydrochloride EQ 100MG Base · Asciminib Hydrochloride EQ 20MG Base · Asciminib Hydrochloride EQ 40MG Base
Type
Prescription (Rx)
Brand or generic
Brand-name
Manufacturer
Novartis
FDA application
NDA215358

What is Scemblix?

From the FDA label:SCEMBLIX (asciminib) is a kinase inhibitor. The chemical name of the drug substance is N -[4-(Chlorodifluoromethoxy)phenyl]-6-[(3 R )-3-hydroxypyrrolidin-1-yl]-5-(1 H -pyrazol-3-yl)pyridine-3-carboxamide-hydrogen chloride (1/1). Asciminib hydrochloride is a white to slightly yellow powder. The molecular formula of asciminib hydrochloride is C 20 H 18 ClF 2 N 5 O 3 .HCl, and the relative molecular mass is 486.30 g/mol for the hydrochloride salt and 449.84 g/mol for the free base. The chemical structure of asciminib hydrochloride is shown below: SCEMBLIX film-coated tablets are supplied for oral use with three strengths that contain 20 mg, 40 mg and 100 mg of asciminib (equivalent to 21.62 mg, 43.24 mg and 108.10 mg, respectively, of asciminib hydrochloride). The tablets contain colloidal silicon dioxide, croscarmellose sodium, ferric oxide, hydroxypropyl cellulose, lactose monohydrate, lecithin, magnesium stearate, microcrystalline cellulose, polyvinyl alcohol, talc, titanium dioxide, and xanthan gum. The 20 mg tablets contain ferric oxide, yellow and ferric oxide, red. The 40 mg and 100 mg tablets contain ferrosoferric oxide and ferric oxide, red. chemical structure of asciminib hydrochloride

How to use

Recommended Dosage in Ph+ CML in CP: 80 mg orally once daily or 40 mg orally twice daily. ( 2.1 ) Recommended Dosage in Ph+ CML in CP with the T315I Mutation: 200 mg orally twice daily. ( 2.2 ) Avoid food for at least 2 hours before and 1 hour after taking SCEMBLIX. ( 2.5 ) Swallow tablets whole. Do not break, crush, or chew the tablets. ( 2.5 ) 2.1 Recommended Dosage in Patients with Newly Diagnosed or Previously Treated Ph+ CML-CP The recommended dose of SCEMBLIX is 80 mg taken orally once daily at approximately the same time each day or 40 mg orally twice daily at approximately 12-hour intervals. The recommended dose of SCEMBLIX is taken orally without food. Avoid food consumption for at least 2 hours before and 1 hour after taking SCEMBLIX [see Clinical Pharmacology (12.2)] . Continue treatment with SCEMBLIX as long as clinical benefit is observed or until unacceptable toxicity occurs. 2.2 Recommended Dosage in Patients with Ph+ CML-CP with the T315I Mutation The recommended dose of SCEMBLIX is 200 mg taken orally twice daily at approximately 12-hour intervals. The recommended dose of SCEMBLIX is taken orally without food. Avoid food consumption for at least 2 hours before and 1 hour after taking SCEMBLIX [see Clinical Pharmacology (12.2)] . 2.3 Missed Dose Once Daily Dosage Regimen: If a SCEMBLIX dose is missed by more than approximately 12 hours, skip the dose and take…

Side effects

The following clinically significant adverse reactions can occur with SCEMBLIX and are discussed in greater detail in other sections of the labeling: Myelosuppression [see Warnings and Precautions (5.1)] Pancreatic Toxicity [see Warnings and Precautions (5.2)] Hypertension [see Warnings and Precautions (5.3)] Hypersensitivity [see Warnings and Precautions (5.4)] Cardiovascular Toxicity [see Warnings and Precautions (5.5)] Most common adverse reactions (≥ 20%) are musculoskeletal pain, rash, fatigue, upper respiratory tract infection, headache, abdominal pain, arthralgia, and diarrhea. ( 6.1 ) Most common select laboratory abnormalities (≥ 20%) are lymphocyte count decreased, leukocyte count decreased, platelet count decreased, neutrophil count decreased, calcium corrected decreased, lipase increased, cholesterol increased, uric acid increased, alanine aminotransferase (ALT) increased, alkaline phosphatase (ALP) increased, hemoglobin decreased, triglycerides increased, creatine kinase increased, amylase increased, and aspartate aminotransferase (AST) increased. ( 6.1 ) To report SUSPECTED ADVERSE REACTIONS, contact Novartis Pharmaceuticals Corporation at 1-888-669-6682 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…

Warnings

Important safety information

Myelosuppression: Severe thrombocytopenia and neutropenia events may occur. Monitor complete blood counts regularly during therapy and manage by treatment interruption or dose reduction. ( 2.4 , 5.1 ) Pancreatic Toxicity: Monitor serum lipase and amylase. Interrupt, then resume at reduced dose or discontinue SCEMBLIX based on severity. Evaluate for pancreatitis when lipase elevation is accompanied by abdominal symptoms. ( 2.4 , 5.2 ) Hypertension: Monitor blood pressure and manage hypertension as clinically indicated. Interrupt, dose reduce, or stop SCEMBLIX if hypertension is not medically controlled. ( 2.4 , 5.3 ) Hypersensitivity: May cause hypersensitivity reactions. Monitor patients for signs and symptoms and initiate appropriate treatment as clinically indicated. ( 5.4 ) Cardiovascular Toxicity: Cardiovascular toxicity may occur. Monitor patients with history of cardiovascular risk factors for cardiovascular signs and symptoms. Initiate appropriate treatment as clinically indicated. ( 5.5 ) Embryo-Fetal Toxicity: Can cause fetal harm. Advise females of reproductive potential of the potential risk to a fetus and to use effective contraception. ( 5.6 , 8.1 , 8.3 ) 5.1 Myelosuppression Thrombocytopenia, neutropenia, and anemia have occurred in patients receiving SCEMBLIX. Thrombocytopenia occurred in 156 of 556 (28%) patients receiving SCEMBLIX, with Grade 3 or 4 thrombocytopenia reported in 39 (7%) and 53 (10%) of patients, respectively. Among the patients with Grade 3 or 4 thrombocytopenia, median time to first occurrence of events was 6 weeks (range, 0.1 to 64 weeks). SCEMBLIX was permanently discontinued in 11 (2%) patients, while it was temporarily withheld in 70 (13%) patients due to thrombocytopenia. Neutropenia occurred in 121 (22%) patients receiving SCEMBLIX, with Grade 3 and 4 neutropenia reported in 42 (8%) and 35 (6%) patients, respectively. Among the patients with Grade 3 or 4 neutropenia, median time to first occurrence of events was 7 weeks (range, 0.1 to 180 weeks). SCEMBLIX was permanently discontinued in 7 (1.3%) patients, while it was temporarily withheld in 52 (9%) patients due to neutropenia. Anemia occurred in 72 (13%) patients receiving SCEMBLIX, with Grade 3 anemia occurring in 23 (4%) patients. Among the patients with Grade 3 or 4 anemia, median time to first occurrence of events was 24 weeks (range, 0.1 to 207 weeks). SCEMBLIX was temporarily withheld in 3 (0.5%) patients due to anemia [see Adverse Reactions (6.1)] . Perform complete blood counts every two weeks for the first 3 months of treatment and monthly thereafter or as clinically indicated. Monitor patients for signs and symptoms of myelosuppression. Based on the severity of thrombocytopenia and/or neutropenia, reduce dose, temporarily withhold, or permanently discontinue SCEMBLIX [see Dosage and Administration (2.4)] . 5.2 Pancreatic Toxicity Pancreatitis occurred in 11 of 556 (2%) patients receiving SCEMBLIX, with Grade 3 pancreatitis occurring in 6 (1.1%) patients. SCEMBLIX was permanently discontinued in three (0.5%) patients, while it was temporarily withheld in 6 (1.1%) patients due to pancreatitis. Elevation of serum lipase and amylase occurred in 110 of 556 (20%) patients receiving SCEMBLIX, with Grade 3 and Grade 4 pancreatic enzyme elevations occurring in 41 (7%) and 11 (2%) patients, respectively. SCEMBLIX was permanently discontinued in 11 (2%) patients due to the elevation of serum lipase and amylase [see Adverse Reactions (6.1)] . Assess serum lipase and amylase levels monthly during treatment with SCEMBLIX, or as clinically indicated. Monitor patients for signs and symptoms of pancreatic toxicity. Perform more frequent monitoring in patients with a history of pancreatitis. If lipase and amylase elevation are accompanied by abdominal symptoms, temporarily withhold SCEMBLIX and consider appropriate diagnostic tests to exclude pancreatitis [see Dosage and Administration (2.4)] . Based on the severity of lipase and amylase elevation, reduce dose, temporarily withhold, or permanently discontinue SCEMBLIX [see Dosage and Administration (2.4)] . 5.3 Hypertension Hypertension occurred in 98 of 556 (18%) patients receiving SCEMBLIX, with Grade 3 or 4 hypertension reported in 53 (10%) and 1 (0.2%) patients, respectively. Among the patients with Grade 3 or 4 hypertension, median time to first occurrence was 45 weeks (range, 0.1 to 365 weeks). SCEMBLIX was temporarily withheld in 5 (0.9%) patients due to hypertension [see Adverse Reactions (6.1)] . Monitor and manage hypertension using standard antihypertensive therapy during treatment with SCEMBLIX as clinically indicated; for Grade 3 or higher hypertension, temporarily withhold, reduce dose, or permanently discontinue SCEMBLIX depending on persistence of hypertension [see Dosage and Administration (2.4)] . 5.4 Hypersensitivity Hypersensitivity occurred in 172 of 556 (31%) patients receiving SCEMBLIX, with Grade 3 or 4 hypersensitivity reported in 6 (1.1%) patients [see Adverse Reactions (6.1)] . Reactions included rash, edema, and bronchospasm. Monitor patients for signs and symptoms of hypersensitivity and initiate appropriate treatment as clinically indicated; for Grade 3 or higher hypersensitivity, temporarily withhold, reduce dose, or permanently discontinue SCEMBLIX depending on persistence of hypersensitivity [see Dosage and Administration (2.4)] . 5.5 Cardiovascular Toxicity Cardiovascular toxicity (including ischemic cardiac and CNS conditions, arterial thrombotic and embolic conditions) and cardiac failure occurred in 65 (12%) and in 13 (2.3%) of 556 patients receiving SCEMBLIX, respectively [see Adverse Reactions (6.1)] . Grade 3 cardiovascular toxicity was reported in 14 (2.5%) patients, while Grade 3 cardiac failure was observed in 5 (0.9%) patients. Grade 4 cardiovascular toxicity occurred in 4 (0.7%) patients, with fatalities occurring in 5 (0.9%) patients. Grade 4 cardiac failure was reported in 1 (0.2%) patient with fatality occurring in 1 (0.2%) patient. Permanent discontinuation of SCEMBLIX occurred in 4 (0.7%) patients due to cardiovascular toxicity and in 1 (0.2%) patient due to cardiac failure, respectively. In the majority of patients, cardiovascular toxicity occurred in patients with preexisting cardiovascular conditions or risk factors, and/or prior exposure to multiple TKIs. Arrhythmia, including QTc prolongation, occurred in 35 of 556 (6%) patients receiving SCEMBLIX, with Grade 3 or 4 arrhythmia reported in 10 (1.8%) and 2 (0.4%) patients, respectively. QTc prolongation occurred in 5 of 556 (0.9%) patients receiving SCEMBLIX, with Grade 3 QTc prolongation reported in 2 (0.4%) patients [see Adverse Reactions (6.1)] . Monitor patients with history of cardiovascular risk factors for cardiovascular signs and symptoms. Initiate appropriate treatment as clinically indicated; for Grade 3 or higher cardiovascular toxicity, temporarily withhold, reduce dose, or permanently discontinue SCEMBLIX depending on persistence of cardiovascular toxicity [see Dosage and Administration (2.4)] . 5.6 Embryo-Fetal Toxicity Based on findings from animal studies and its mechanism of action, SCEMBLIX can cause fetal harm when administered to a pregnant woman. In animal reproduction studies, administration of asciminib to pregnant rats and rabbits during the period organogenesis caused adverse developmental outcomes, including embryo-fetal mortality and malformations at maternal exposures (AUC) equivalent to or less than those in patients at the recommended doses. Advise pregnant women and females of reproductive potential of the potential risk to a fetus if SCEMBLIX is used during pregnancy or if the patient becomes pregnant while taking SCEMBLIX. Verify the pregnancy status of females of reproductive potential prior to starting treatment with SCEMBLIX. Females of reproductive potential should use effective contraception during treatment with SCEMBLIX and for 1 week after the last dose [see Use in…

Who should not take Scemblix

None. None. ( 4 )

Interactions

Strong CYP3A4 Inhibitors: Closely monitor for adverse reactions during concomitant use of SCEMBLIX at 200 mg twice daily. ( 7.1 ) Itraconazole Oral Solution Containing Hydroxypropyl-β-cyclodextrin: Avoid concomitant use of SCEMBLIX at all recommended doses. ( 7.1 ) Certain Substrates of CYP3A4: Closely monitor for adverse reactions during concomitant use of SCEMBLIX at 80 mg total daily dose. Avoid use of SCEMBLIX at 200 mg twice daily. ( 7.2 ) Substrates of CYP2C9: Avoid concomitant use of SCEMBLIX at all recommended doses. 80 mg total daily dose: If unavoidable, reduce the CYP2C9 substrate dosage as necessary. ( 7.2 ) 200 mg twice daily: If unavoidable, consider alternative therapy with non-CYP2C9 substrate. ( 7.2 ) Certain P-gp Substrates: Closely monitor for adverse reactions during concomitant use of SCEMBLIX at all recommended doses. ( 7.2 ) Substrates of BCRP: Avoid concomitant use with rosuvastatin at all recommended doses. Closely monitor for adverse reactions of other BCRP substrates during concomitant use of SCEMBLIX at all recommended doses. ( 7.2 ) 7.1 Effect of Other Drugs on SCEMBLIX Strong CYP3A4 Inhibitors Asciminib is a CYP3A4 substrate. Concomitant use of SCEMBLIX with a strong CYP3A4 inhibitor increases both the asciminib C max and AUC, which may increase the risk of adverse reactions [see Clinical Pharmacology (12.3)] . Closely monitor for adverse reactions in patients treated with SCEMBLIX at 200 mg twice daily with concomitant use of strong CYP3A4 inhibitors. Itraconazole Oral Solution Containing Hydroxypropyl-β-cyclodextrin Concomitant use of SCEMBLIX with itraconazole oral solution containing hydroxypropyl-β-cyclodextrin decreases asciminib C max and AUC, which may reduce SCEMBLIX efficacy [see Clinical Pharmacology (12.3)] . Avoid coadministration of SCEMBLIX at all recommended doses with itraconazole oral solution containing hydroxypropyl-β-cyclodextrin. Strong CYP3A4 Inducers Concomitant use of SCEMBLIX with strong CYP3A4 inducers decreases both the asciminib C max and AUC [see Clinical Pharmacology (12.3)] . 7.2 Effect of SCEMBLIX on Other Drugs Certain CYP3A4 Substrates Asciminib is a CYP3A4 inhibitor. Concomitant use of SCEMBLIX increases the C max and AUC of CYP3A4 substrates, which may increase the risk of adverse reactions of these substrates [see Clinical Pharmacology (12.3)] . Closely monitor for adverse reactions in patients treated with SCEMBLIX at 80 mg total daily dose with concomitant use of certain CYP3A4 substrates, where minimal concentration changes may lead to serious adverse reactions. Avoid coadministration of SCEMBLIX at 200 mg twice daily with certain CYP3A4 substrates, where minimal concentration changes may lead to serious adverse reactions. CYP2C9 Substrates Asciminib is a CYP2C9 inhibitor. Concomitant use of SCEMBLIX increases the C max and AUC of CYP2C9 substrates, which may increase the risk of adverse reactions of these substrates [see Clinical Pharmacology (12.3)] . Avoid coadministration of SCEMBLIX at 80 mg total daily dose with certain CYP2C9 substrates, where minimal concentration changes may lead to serious adverse reactions. If coadministration is unavoidable, reduce the CYP2C9 substrate dosage as recommended in its prescribing information. Avoid coadministration of SCEMBLIX at 200 mg twice daily with sensitive CYP2C9 substrates and certain CYP2C9 substrates, where minimal concentration changes may lead to serious adverse reactions. If coadministration is unavoidable, consider alternative therapy with a non-CYP2C9 substrate. Certain P-gp Substrates Asciminib is a P-gp inhibitor. Concomitant use of SCEMBLIX increases the plasma concentrations of P-gp substrates, which may increase the risk of adverse reactions of these substrates [see Clinical Pharmacology (12.3)] . Closely monitor for adverse reactions in patients treated with SCEMBLIX at all recommended doses with concomitant use of P-gp substrates, where minimal concentration changes may lead to serious toxicities. Substrates of BCRP Asciminib is a BCRP inhibitor. Concomitant use of SCEMBLIX may increase the plasma concentration of BCRP substrates [see Clinical Pharmacology (12.3)] , which may increase the risk of adverse reactions associated with these substrates. Avoid coadministration of SCEMBLIX at all recommended doses with rosuvastatin. Closely monitor for adverse reactions in patients treated with SCEMBLIX at all recommended doses with concomitant use of other BCRP substrates. Reduce the dosage of the other BCRP substrates as recommended in their Prescribing Information when used concomitantly with SCEMBLIX at all recommended doses.

May treat (source: NIH RxClass)

Dosage forms

Tablet

The forms currently marketed in the U.S., per the FDA National Drug Code Directory.

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Frequently asked questions

What does Scemblix treat?
Scemblix (Asciminib Hydrochloride) may be used to treat myeloid leukemia, 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.
How is Scemblix rated?
pharmaranks gives Scemblix a composite score of 3.5 out of 5, currently based on 1 weighted source (FDA regulatory recall-safety data weighted highest). See our methodology at /how-we-rate.
Is there a coupon or discount for Scemblix?
pharmaranks is an independent ratings site, not a pharmacy — we don't issue coupons or sell Scemblix. 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 Scemblix?
Scemblix is marketed by Novartis. You can see Novartis's full profile, rating, and other products on pharmaranks.
Is Scemblix a brand-name or generic drug?
Scemblix is a brand-name product with the active ingredient Asciminib Hydrochloride.
Is Scemblix available over the counter?
No. Scemblix 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 Scemblix come in?
Scemblix is currently marketed as tablet, per the FDA's National Drug Code Directory.
Is Scemblix FDA-registered?
Scemblix is on record with the U.S. FDA under application number NDA215358. You can verify this on its official FDA label.
Has Scemblix been recalled by the FDA?
Scemblix has no FDA recalls recorded under its own application in the openFDA enforcement database. Its recall-safety score reflects its manufacturer's overall recall record. This is general reference, not medical advice — check the FDA recall database for the latest alerts.
Is Scemblix safe?
There's no single safe-or-not verdict. pharmaranks gives Scemblix a recall-safety score of 70/100, based on its FDA recall history (no recalls under its own FDA application) — not an efficacy or side-effect rating. Review its FDA-label side effects and warnings before use, and always consult a licensed professional.
What are the side effects of Scemblix?
Scemblix's side effects are taken directly from its FDA label. From the label: The following clinically significant adverse reactions can occur with SCEMBLIX and are discussed in greater detail in other sections of the labeling: Myelosuppression [see Warnings and Precautions (5.1)] Pancreatic Toxicity [see Warnings and Precautions (5.2)] Hypertension [see Warnings and Precauti… 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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70/100