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Ixazomib Side Effects

Medically reviewed by Last updated on Dec 2, 2023.

Applies to ixazomib: oral capsule.

Serious side effects of Ixazomib

Along with its needed effects, ixazomib may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.

Check with your doctor immediately if any of the following side effects occur while taking ixazomib:

More common

Less common


Other side effects of Ixazomib

Some side effects of ixazomib may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects.

Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:

More common

For Healthcare Professionals

Applies to ixazomib: oral capsule.


The most common adverse reactions were thrombocytopenia, neutropenia, diarrhea, constipation, peripheral neuropathy, nausea, peripheral edema, rash, vomiting, upper respiratory tract infection, back pain, and bronchitis. Serious adverse reactions included diarrhea, thrombocytopenia, and bronchitis.

Because this drug is used in combination with lenalidomide and dexamethasone, the manufacturer product information for these agents should be consulted.[Ref]


Very common (10% or more): Arrhythmia (up to 17%)

Common (1% to 10%): Hypotension, heart failure


Very common (10% or more): Rash (up to 27%)

Rare (0.01% to 0.1%): Stevens-Johnson syndrome, acute febrile neutrophilic dermatosis (Sweet's syndrome)

Postmarketing reports: Stevens-Johnson syndrome

Rash was reported in up to 27% of patients receiving this drug regimen. Most rash adverse reactions were Grade 1 (15%) and Grade 2 (9%); Grade 3 rash was reported in 3% of patients. Serious adverse reactions of rash were reported in less than 1% of patients. The most common type of rash reported included maculopapular and macular rash.

Stevens-Johnson syndrome (including a fatal case) has been reported with this drug.


Very common (10% or more): Diarrhea (up to 52%), constipation (up to 35%), nausea (up to 32%), vomiting (up to 26%)


Very common (10% or more): Thrombocytopenia (includes thrombocytopenia, decreased platelet count; up to 85%), neutropenia (up to 74%)

Rare (0.01% to 0.1%): Thrombotic microangiopathy, thrombotic thrombocytopenic purpura

Frequency not reported: Hemolytic uremic syndrome

Postmarketing reports: Thrombotic microangiopathy

Thrombocytopenia (Grade 3: 17%; Grade 4: 13%) has been reported in patients receiving this drug regimen.


Very common (10% or more): Liver impairment (including enzyme changes; up to 11%), hepatotoxicity

Frequency not reported: Drug-induced liver injury, hepatocellular injury, hepatic steatosis, cholestatic hepatitis


Very common (10% or more): Decreased appetite (up to 13%)

Common (1% to 10%): Hypokalemia (Grade 3 to 4)

Rare (0.01% to 0.1%): Tumor lysis syndrome


Very common (10% or more): Back pain (up to 27%)

Nervous system

Very common (10% or more): Peripheral neuropathies (includes peripheral neuropathy, peripheral sensory neuropathy, peripheral motor neuropathy, peripheral sensorimotor neuropathy; up to 32%), peripheral sensory neuropathy (up to 24%)

Rare (0.01% to 0.1%): Posterior reversible encephalopathy disorders, transverse myelitis

Frequency not reported: Peripheral motor neuropathy

Peripheral neuropathy adverse reactions (Grade 1: 18%; Grade 2: 11%; Grade 3: 2%) have been reported in patients receiving this drug regimen. The most commonly reported reaction was peripheral sensory neuropathy (24%); peripheral motor neuropathy was not commonly reported (less than 1%).


Very common (10% or more): Eye disorders (up to 38%), cataract (up to 15%)

Common (1% to 10%): Conjunctivitis, blurred vision, dry eye


Very common (10% or more): Fatigue (up to 28%), peripheral edema (up to 28%)

Common (1% to 10%): Herpes zoster, deaths

Peripheral edema was reported in 28% of patients receiving this drug regimen. Most peripheral edema adverse reactions were Grade 1 (18%) and Grade 2 (7%); Grade 3 peripheral edema was reported in 2% of patients.

Herpes zoster was reported in 6% of patients receiving this drug regimen. Antiviral prophylaxis was allowed at the health care provider's discretion. Patients treated with this drug regimen who received antiviral prophylaxis had a lower incidence (1%) of herpes zoster infection compared to those who did not receive prophylaxis (10%).


Very common (10% or more): Upper respiratory tract infection (up to 28%), bronchitis (up to 22%)

Frequency not reported: Fungal pneumonia, viral pneumonia

Fungal and viral pneumonia resulting in fatal outcome were rarely reported in patients receiving this drug regimen.

Frequently asked questions


1. (2022) "Product Information. Ninlaro (ixazomib)." Takeda Pharmaceuticals America, SUPPL-13

2. (2022) "Product Information. Ninlaro (ixazomib)." Takeda Pharmaceuticals Australia Pty Ltd, NINLARO PI V 3.0 (CC

3. (2022) "Product Information. Ninlaro (ixazomib)." Takeda UK Ltd

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.

Some side effects may not be reported. You may report them to the FDA.