Cladribine interactions

Cladribine (Mavenclad), an antimetabolite has 130 documented interactions across the FDA labels and fact sheets we index: 73 major, 40 moderate, 16 minor, and 1 where a label reports no significant interaction. Each entry below quotes the sentence behind it. This drug page is a starting point, not a verdict for your situation.

Interactions from the label

Major interactions (73)

  • AbacavirantiretroviralMajor

    Antiviral and antiretroviral drugs: Avoid concomitant use. (Cladribine label, Drug interactions)

  • Abacavir and lamivudineantiretroviralMajor

    Antiviral and antiretroviral drugs: Avoid concomitant use. (Cladribine label, Drug interactions)

  • AbataceptimmunosuppressantMajor

    Prevention or Management Concomitant use with myelosuppressive or other immunosuppressive drugs is not recommended. (Cladribine label, Drug interactions)

  • AbrocitinibJAK inhibitorMajor

    Prevention or Management Concomitant use with myelosuppressive or other immunosuppressive drugs is not recommended. (Cladribine label, Drug interactions)

  • AdalimumabimmunosuppressantMajor

    Prevention or Management Concomitant use with myelosuppressive or other immunosuppressive drugs is not recommended. (Cladribine label, Drug interactions)

  • AlemtuzumabimmunosuppressantMajor

    Prevention or Management Concomitant use with myelosuppressive or other immunosuppressive drugs is not recommended. (Cladribine label, Drug interactions)

  • Aspirin and dipyridamoleantiplatelet agentMajor

    Prevention or Management Avoid co-administration of potent ENT1, CNT3, or BCRP transporter inhibitors (e.g., ritonavir, eltrombopag, curcumin, cyclosporine, dilazep, nifedipine, nimodipine, cilostazol, sulindac, dipyridamole, or reserpine) during the 4 to 5 day MAVENCLAD treatment cycles. (Cladribine label, Drug interactions)

  • AtazanavirantiretroviralMajor

    Antiviral and antiretroviral drugs: Avoid concomitant use. (Cladribine label, Drug interactions)

  • AzathioprineimmunosuppressantMajor

    Prevention or Management Concomitant use with myelosuppressive or other immunosuppressive drugs is not recommended. (Cladribine label, Drug interactions)

  • BaricitinibJAK inhibitorMajor

    Prevention or Management Concomitant use with myelosuppressive or other immunosuppressive drugs is not recommended. (Cladribine label, Drug interactions)

  • Antiviral and antiretroviral drugs: Avoid concomitant use. (Cladribine label, Drug interactions)

  • CabotegravirantiretroviralMajor

    Antiviral and antiretroviral drugs: Avoid concomitant use. (Cladribine label, Drug interactions)

  • CaptoprilACE inhibitorMajor

    About 13 percent of the cases of neutropenia have ended fatally, but almost all fatalities were in patients with serious illness, having collagen vascular disease, renal failure, heart failure or immunosuppressant therapy, or a combination of these complicating factors. (Captopril label, Warnings)

  • Cilostazolantiplatelet agentMajor

    Prevention or Management Avoid co-administration of potent ENT1, CNT3, or BCRP transporter inhibitors (e.g., ritonavir, eltrombopag, curcumin, cyclosporine, dilazep, nifedipine, nimodipine, cilostazol, sulindac, dipyridamole, or reserpine) during the 4 to 5 day MAVENCLAD treatment cycles. (Cladribine label, Drug interactions)

  • CyclophosphamideimmunosuppressantMajor

    Prevention or Management Concomitant use with myelosuppressive or other immunosuppressive drugs is not recommended. (Cladribine label, Drug interactions)

  • CyclosporineimmunosuppressantMajor

    Prevention or Management Avoid co-administration of potent ENT1, CNT3, or BCRP transporter inhibitors (e.g., ritonavir, eltrombopag, curcumin, cyclosporine, dilazep, nifedipine, nimodipine, cilostazol, sulindac, dipyridamole, or reserpine) during the 4 to 5 day MAVENCLAD treatment cycles. (Cladribine label, Drug interactions)

  • DarunavirantiretroviralMajor

    Antiviral and antiretroviral drugs: Avoid concomitant use. (Cladribine label, Drug interactions)

  • Darunavir and cobicistatantiretroviralMajor

    Antiviral and antiretroviral drugs: Avoid concomitant use. (Cladribine label, Drug interactions)

  • Dimethyl fumarateimmunosuppressantMajor

    Prevention or Management Concomitant use with myelosuppressive or other immunosuppressive drugs is not recommended. (Cladribine label, Drug interactions)

  • Dipyridamoleantiplatelet agentMajor

    Prevention or Management Avoid co-administration of potent ENT1, CNT3, or BCRP transporter inhibitors (e.g., ritonavir, eltrombopag, curcumin, cyclosporine, dilazep, nifedipine, nimodipine, cilostazol, sulindac, dipyridamole, or reserpine) during the 4 to 5 day MAVENCLAD treatment cycles. (Cladribine label, Drug interactions)

  • DolutegravirantiretroviralMajor

    Antiviral and antiretroviral drugs: Avoid concomitant use. (Cladribine label, Drug interactions)

  • DoravirineantiretroviralMajor

    Antiviral and antiretroviral drugs: Avoid concomitant use. (Cladribine label, Drug interactions)

  • EfavirenzantiretroviralMajor

    Antiviral and antiretroviral drugs: Avoid concomitant use. (Cladribine label, Drug interactions)

  • Antiviral and antiretroviral drugs: Avoid concomitant use. (Cladribine label, Drug interactions)

  • EltrombopagOATP1B1 inhibitorMajor

    Prevention or Management Avoid co-administration of potent ENT1, CNT3, or BCRP transporter inhibitors (e.g., ritonavir, eltrombopag, curcumin, cyclosporine, dilazep, nifedipine, nimodipine, cilostazol, sulindac, dipyridamole, or reserpine) during the 4 to 5 day MAVENCLAD treatment cycles. (Cladribine label, Drug interactions)

  • Antiviral and antiretroviral drugs: Avoid concomitant use. (Cladribine label, Drug interactions)

  • EmtricitabineantiretroviralMajor

    Antiviral and antiretroviral drugs: Avoid concomitant use. (Cladribine label, Drug interactions)

  • Emtricitabine and tenofovirantiretroviralMajor

    Antiviral and antiretroviral drugs: Avoid concomitant use. (Cladribine label, Drug interactions)

  • Antiviral and antiretroviral drugs: Avoid concomitant use. (Cladribine label, Drug interactions)

  • EtanerceptimmunosuppressantMajor

    Prevention or Management Concomitant use with myelosuppressive or other immunosuppressive drugs is not recommended. (Cladribine label, Drug interactions)

  • EtravirineantiretroviralMajor

    Antiviral and antiretroviral drugs: Avoid concomitant use. (Cladribine label, Drug interactions)

  • EverolimusimmunosuppressantMajor

    Prevention or Management Concomitant use with myelosuppressive or other immunosuppressive drugs is not recommended. (Cladribine label, Drug interactions)

  • FingolimodimmunosuppressantMajor

    Prevention or Management Concomitant use with myelosuppressive or other immunosuppressive drugs is not recommended. (Cladribine label, Drug interactions)

  • FludrocortisonecorticosteroidMajor

    Chicken pox and measles, for example, can have a more serious or even fatal course in children on immunosuppressant corticosteroids. (Fludrocortisone label, Warnings)

  • FlunisolidecorticosteroidMajor

    Persons who are on immunosuppressant doses of corticosteroids should be warned to avoid exposure to chickenpox or measles. (Flunisolide label, Precautions)

  • FosamprenavirantiretroviralMajor

    Antiviral and antiretroviral drugs: Avoid concomitant use. (Cladribine label, Drug interactions)

  • GuselkumabimmunosuppressantMajor

    Prevention or Management Concomitant use with myelosuppressive or other immunosuppressive drugs is not recommended. (Cladribine label, Drug interactions)

  • InfliximabimmunosuppressantMajor

    Prevention or Management Concomitant use with myelosuppressive or other immunosuppressive drugs is not recommended. (Cladribine label, Drug interactions)

  • Itraconazoleazole antifungalMajor

    Immunosuppressants Everolimus Sirolimus Temsirolimus (IV) Not recommended during and 2 weeks after TOLSURA treatment. (Itraconazole label, Drug interactions)

  • LamivudineantiretroviralMajor

    Antiviral and antiretroviral drugs: Avoid concomitant use. (Cladribine label, Drug interactions)

  • Lamivudine and zidovudineantiretroviralMajor

    Antiviral and antiretroviral drugs: Avoid concomitant use. (Cladribine label, Drug interactions)

  • LeflunomideimmunosuppressantMajor

    Prevention or Management Concomitant use with myelosuppressive or other immunosuppressive drugs is not recommended. (Cladribine label, Drug interactions)

  • LenacapavirantiretroviralMajor

    Antiviral and antiretroviral drugs: Avoid concomitant use. (Cladribine label, Drug interactions)

  • Lopinavir and ritonavirantiretroviralMajor

    Prevention or Management Avoid co-administration of potent ENT1, CNT3, or BCRP transporter inhibitors (e.g., ritonavir, eltrombopag, curcumin, cyclosporine, dilazep, nifedipine, nimodipine, cilostazol, sulindac, dipyridamole, or reserpine) during the 4 to 5 day MAVENCLAD treatment cycles. (Cladribine label, Drug interactions)

  • MaravirocantiretroviralMajor

    Antiviral and antiretroviral drugs: Avoid concomitant use. (Cladribine label, Drug interactions)

  • MercaptopurineantimetaboliteMajor

    Prevention or Management Concomitant use with myelosuppressive or other immunosuppressive drugs is not recommended. (Cladribine label, Drug interactions)

  • MethotrexateimmunosuppressantMajor

    Prevention or Management Concomitant use with myelosuppressive or other immunosuppressive drugs is not recommended. (Cladribine label, Drug interactions)

  • MycophenolateimmunosuppressantMajor

    Prevention or Management Concomitant use with myelosuppressive or other immunosuppressive drugs is not recommended. (Cladribine label, Drug interactions)

  • NatalizumabimmunosuppressantMajor

    Prevention or Management Concomitant use with myelosuppressive or other immunosuppressive drugs is not recommended. (Cladribine label, Drug interactions)

  • NevirapineantiretroviralMajor

    Antiviral and antiretroviral drugs: Avoid concomitant use. (Cladribine label, Drug interactions)

  • Nifedipinedihydropyridine calcium channel blockerMajor

    Prevention or Management Avoid co-administration of potent ENT1, CNT3, or BCRP transporter inhibitors (e.g., ritonavir, eltrombopag, curcumin, cyclosporine, dilazep, nifedipine, nimodipine, cilostazol, sulindac, dipyridamole, or reserpine) during the 4 to 5 day MAVENCLAD treatment cycles. (Cladribine label, Drug interactions)

  • Nimodipinedihydropyridine calcium channel blockerMajor

    Prevention or Management Avoid co-administration of potent ENT1, CNT3, or BCRP transporter inhibitors (e.g., ritonavir, eltrombopag, curcumin, cyclosporine, dilazep, nifedipine, nimodipine, cilostazol, sulindac, dipyridamole, or reserpine) during the 4 to 5 day MAVENCLAD treatment cycles. (Cladribine label, Drug interactions)

  • Prevention or Management Avoid co-administration of potent ENT1, CNT3, or BCRP transporter inhibitors (e.g., ritonavir, eltrombopag, curcumin, cyclosporine, dilazep, nifedipine, nimodipine, cilostazol, sulindac, dipyridamole, or reserpine) during the 4 to 5 day MAVENCLAD treatment cycles. (Cladribine label, Drug interactions)

  • OcrelizumabimmunosuppressantMajor

    Prevention or Management Concomitant use with myelosuppressive or other immunosuppressive drugs is not recommended. (Cladribine label, Drug interactions)

  • Pimecrolimuscalcineurin inhibitorMajor

    Prevention or Management Concomitant use with myelosuppressive or other immunosuppressive drugs is not recommended. (Cladribine label, Drug interactions)

  • PonesimodimmunosuppressantMajor

    Prevention or Management Concomitant use with myelosuppressive or other immunosuppressive drugs is not recommended. (Cladribine label, Drug interactions)

  • RaltegravirantiretroviralMajor

    Antiviral and antiretroviral drugs: Avoid concomitant use. (Cladribine label, Drug interactions)

  • RilpivirineantiretroviralMajor

    Antiviral and antiretroviral drugs: Avoid concomitant use. (Cladribine label, Drug interactions)

  • RitlecitinibJAK inhibitorMajor

    Prevention or Management Concomitant use with myelosuppressive or other immunosuppressive drugs is not recommended. (Cladribine label, Drug interactions)

  • RitonavirantiretroviralMajor

    Prevention or Management Avoid co-administration of potent ENT1, CNT3, or BCRP transporter inhibitors (e.g., ritonavir, eltrombopag, curcumin, cyclosporine, dilazep, nifedipine, nimodipine, cilostazol, sulindac, dipyridamole, or reserpine) during the 4 to 5 day MAVENCLAD treatment cycles. (Cladribine label, Drug interactions)

  • RituximabimmunosuppressantMajor

    Prevention or Management Concomitant use with myelosuppressive or other immunosuppressive drugs is not recommended. (Cladribine label, Drug interactions)

  • SecukinumabimmunosuppressantMajor

    Prevention or Management Concomitant use with myelosuppressive or other immunosuppressive drugs is not recommended. (Cladribine label, Drug interactions)

  • SirolimusimmunosuppressantMajor

    Prevention or Management Concomitant use with myelosuppressive or other immunosuppressive drugs is not recommended. (Cladribine label, Drug interactions)

  • SulindacNSAIDMajor

    Prevention or Management Avoid co-administration of potent ENT1, CNT3, or BCRP transporter inhibitors (e.g., ritonavir, eltrombopag, curcumin, cyclosporine, dilazep, nifedipine, nimodipine, cilostazol, sulindac, dipyridamole, or reserpine) during the 4 to 5 day MAVENCLAD treatment cycles. (Cladribine label, Drug interactions)

  • TacrolimusimmunosuppressantMajor

    Prevention or Management Concomitant use with myelosuppressive or other immunosuppressive drugs is not recommended. (Cladribine label, Drug interactions)

  • TenofovirantiretroviralMajor

    Antiviral and antiretroviral drugs: Avoid concomitant use. (Cladribine label, Drug interactions)

  • TeriflunomideimmunosuppressantMajor

    Prevention or Management Concomitant use with myelosuppressive or other immunosuppressive drugs is not recommended. (Cladribine label, Drug interactions)

  • TocilizumabimmunosuppressantMajor

    Prevention or Management Concomitant use with myelosuppressive or other immunosuppressive drugs is not recommended. (Cladribine label, Drug interactions)

  • TofacitinibimmunosuppressantMajor

    Prevention or Management Concomitant use with myelosuppressive or other immunosuppressive drugs is not recommended. (Cladribine label, Drug interactions)

  • Turmeric (curcumin)Herbal and supplementMajor

    Prevention or Management Avoid co-administration of potent ENT1, CNT3, or BCRP transporter inhibitors (e.g., ritonavir, eltrombopag, curcumin, cyclosporine, dilazep, nifedipine, nimodipine, cilostazol, sulindac, dipyridamole, or reserpine) during the 4 to 5 day MAVENCLAD treatment cycles. (Cladribine label, Drug interactions)

  • UpadacitinibimmunosuppressantMajor

    Prevention or Management Concomitant use with myelosuppressive or other immunosuppressive drugs is not recommended. (Cladribine label, Drug interactions)

  • UstekinumabimmunosuppressantMajor

    Prevention or Management Concomitant use with myelosuppressive or other immunosuppressive drugs is not recommended. (Cladribine label, Drug interactions)

  • ZidovudineantiretroviralMajor

    Antiviral and antiretroviral drugs: Avoid concomitant use. (Cladribine label, Drug interactions)

Moderate interactions (40)

  • Amlodipinedihydropyridine calcium channel blockerModerate

    Immunosuppressants Amlodipine may increase the systemic exposure of cyclosporine or tacrolimus when co-administered. (Amlodipine label, Drug interactions)

  • Amlodipine and atorvastatindihydropyridine calcium channel blockerModerate

    Impact of Amlodipine on Other Drugs Immunosuppressants Amlodipine may increase the systemic exposure of cyclosporine or tacrolimus when co-administered. (Amlodipine and atorvastatin label, Drug interactions)

  • Amlodipine and olmesartandihydropyridine calcium channel blockerModerate

    Immunosuppressants: Amlodipine may increase the systemic exposure of cyclosporine or tacrolimus when co-administered. (Amlodipine and olmesartan label, Drug interactions)

  • Amlodipine and valsartandihydropyridine calcium channel blockerModerate

    Immunosuppressants Amlodipine may increase the systemic exposure of cyclosporine or tacrolimus when coadministered. (Amlodipine and valsartan label, Drug interactions)

  • Azelastine and fluticasoneantihistamineModerate

    Prevention or Management Consider a possible decrease in cladribine efficacy if potent BCRP (e.g., corticosteroids) or P-gp (e.g., rifampicin, St. (Cladribine label, Drug interactions)

  • BeclomethasonecorticosteroidModerate

    Prevention or Management Consider a possible decrease in cladribine efficacy if potent BCRP (e.g., corticosteroids) or P-gp (e.g., rifampicin, St. (Cladribine label, Drug interactions)

  • BendamustineModerate

    Consider discontinuation or reduction of any concomitant chemotherapy or immunosuppressive therapy in patients who develop PML. (Bendamustine label, Warnings and precautions)

  • BetamethasonecorticosteroidModerate

    Prevention or Management Consider a possible decrease in cladribine efficacy if potent BCRP (e.g., corticosteroids) or P-gp (e.g., rifampicin, St. (Cladribine label, Drug interactions)

  • BudesonidecorticosteroidModerate

    Prevention or Management Consider a possible decrease in cladribine efficacy if potent BCRP (e.g., corticosteroids) or P-gp (e.g., rifampicin, St. (Cladribine label, Drug interactions)

  • Budesonide and formoterolcorticosteroidModerate

    Prevention or Management Consider a possible decrease in cladribine efficacy if potent BCRP (e.g., corticosteroids) or P-gp (e.g., rifampicin, St. (Cladribine label, Drug interactions)

  • CiclesonidecorticosteroidModerate

    Prevention or Management Consider a possible decrease in cladribine efficacy if potent BCRP (e.g., corticosteroids) or P-gp (e.g., rifampicin, St. (Cladribine label, Drug interactions)

  • ClobetasolcorticosteroidModerate

    Prevention or Management Consider a possible decrease in cladribine efficacy if potent BCRP (e.g., corticosteroids) or P-gp (e.g., rifampicin, St. (Cladribine label, Drug interactions)

  • DeflazacortcorticosteroidModerate

    Prevention or Management Consider a possible decrease in cladribine efficacy if potent BCRP (e.g., corticosteroids) or P-gp (e.g., rifampicin, St. (Cladribine label, Drug interactions)

  • DenosumabModerate

    Other risk factors for the development of ONJ include immunosuppressive therapy, treatment with angiogenesis inhibitors, systemic corticosteroids, diabetes, and gingival infections. (Denosumab label, Warnings and precautions)

  • DesonidecorticosteroidModerate

    Prevention or Management Consider a possible decrease in cladribine efficacy if potent BCRP (e.g., corticosteroids) or P-gp (e.g., rifampicin, St. (Cladribine label, Drug interactions)

  • DexamethasonecorticosteroidModerate

    Prevention or Management Consider a possible decrease in cladribine efficacy if potent BCRP (e.g., corticosteroids) or P-gp (e.g., rifampicin, St. (Cladribine label, Drug interactions)

  • FenofibratefibrateModerate

    Immunosuppressants Clinical Impact: Immunosuppressants such as cyclosporine and tacrolimus can produce nephrotoxicity with decreases in creatinine clearance and rises in serum creatinine, and because renal excretion is the primary elimination route of fibrate drugs including fenofibrate, there is a risk that an interaction will lead to deterioration of renal… (Fenofibrate label, Drug interactions)

  • Fenofibric acidfibrateModerate

    Frequent PT/INR determinations are advisable until it has been definitely determined that the PT/INR has stabilized Immunosuppressants Clinical Impact: Immunosuppressants such as cyclosporine and tacrolimus can produce nephrotoxicity with decreases in creatinine clearance and rises in serum creatinine, and because renal excretion is the primary elimination route… (Fenofibric acid label, Drug interactions)

  • FluocinonidecorticosteroidModerate

    Prevention or Management Consider a possible decrease in cladribine efficacy if potent BCRP (e.g., corticosteroids) or P-gp (e.g., rifampicin, St. (Cladribine label, Drug interactions)

  • FluticasonecorticosteroidModerate

    Prevention or Management Consider a possible decrease in cladribine efficacy if potent BCRP (e.g., corticosteroids) or P-gp (e.g., rifampicin, St. (Cladribine label, Drug interactions)

  • Fluticasone and salmeterolcorticosteroidModerate

    Prevention or Management Consider a possible decrease in cladribine efficacy if potent BCRP (e.g., corticosteroids) or P-gp (e.g., rifampicin, St. (Cladribine label, Drug interactions)

  • HalobetasolcorticosteroidModerate

    Prevention or Management Consider a possible decrease in cladribine efficacy if potent BCRP (e.g., corticosteroids) or P-gp (e.g., rifampicin, St. (Cladribine label, Drug interactions)

  • HydrocortisonecorticosteroidModerate

    Prevention or Management Consider a possible decrease in cladribine efficacy if potent BCRP (e.g., corticosteroids) or P-gp (e.g., rifampicin, St. (Cladribine label, Drug interactions)

  • Ketoconazoleazole antifungalModerate

    Immunosuppressants everolimus, rapamycin (also known as sirolimus), temsirolimus budesonide, ciclesonide, cyclosporine, dexamethasone, fluticasone, methylprednisolone, tacrolimus Rapamycin (sirolimus): Ketoconazole tablets 200 mg daily for 10 days increased the C max and AUC of a single 5 mg dose of sirolimus by 4.3 fold and 10.9 fold, respectively in 23 healthy… (Ketoconazole label, Drug interactions)

  • Ledipasvir and sofosbuvirantiviralModerate

    HBV reactivation has also been reported in patients receiving certain immunosuppressants or chemotherapeutic agents; the risk of HBV reactivation associated with treatment with HCV direct-acting antivirals may be increased in these patients. (Ledipasvir and sofosbuvir label, Warnings and precautions)

  • MethylprednisolonecorticosteroidModerate

    Prevention or Management Consider a possible decrease in cladribine efficacy if potent BCRP (e.g., corticosteroids) or P-gp (e.g., rifampicin, St. (Cladribine label, Drug interactions)

  • MometasonecorticosteroidModerate

    Prevention or Management Consider a possible decrease in cladribine efficacy if potent BCRP (e.g., corticosteroids) or P-gp (e.g., rifampicin, St. (Cladribine label, Drug interactions)

  • NefazodoneantidepressantModerate

    Immunosuppressive Agents There have been reports of increased blood concentrations of cyclosporine and tacrolimus into toxic ranges when patients received these drugs concomitantly with nefazodone. (Nefazodone label, Drug interactions)

  • Olmesartan, amlodipine, and hydrochlorothiazideangiotensin II receptor blocker (ARB)Moderate

    Immunosuppressants: Amlodipine may increase the systemic exposure of cyclosporine or tacrolimus when co-administered. (Olmesartan, amlodipine, and hydrochlorothiazide label, Drug interactions)

  • Olopatadine and mometasoneantihistamineModerate

    Prevention or Management Consider a possible decrease in cladribine efficacy if potent BCRP (e.g., corticosteroids) or P-gp (e.g., rifampicin, St. (Cladribine label, Drug interactions)

  • Treatment has consisted of high doses of corticosteroids alone or, in some cases, concomitantly with an immunosuppressant. (Penicillamine label, Warnings)

  • PrednisolonecorticosteroidModerate

    Prevention or Management Consider a possible decrease in cladribine efficacy if potent BCRP (e.g., corticosteroids) or P-gp (e.g., rifampicin, St. (Cladribine label, Drug interactions)

  • PrednisonecorticosteroidModerate

    Prevention or Management Consider a possible decrease in cladribine efficacy if potent BCRP (e.g., corticosteroids) or P-gp (e.g., rifampicin, St. (Cladribine label, Drug interactions)

  • RifampinantibioticModerate

    Glipizide Decrease exposure Immunosuppressive Agents Cyclosporine Decrease exposure Tacrolimus Prevention or Management: Monitoring of whole blood concentrations and appropriate dosage adjustments of tacrolimus are recommended when rifampin and tacrolimus are used concomitantly. (Rifampin label, Drug interactions)

  • RifapentineantibioticModerate

    …Digoxin Corticosteroids Prednisone Fibrates Clofibrate Oral Hypoglycemics Sulfonylureas (e.g., glyburide, glipizide) Hormonal Contraceptives/Progestins Ethinyl estradiol, levonorgestrel Immunosuppressants Cyclosporine, tacrolimus Methylxanthines Theophylline Narcotic analgesics Methadone Phosphodiesterase-5 (PDE-5) Inhibitors Sildenafil Thyroid preparations Levothyroxine… (Rifapentine label, Drug interactions)

  • HBV reactivation has also been reported in patients receiving certain immunosuppressant or chemotherapeutic agents; the risk of HBV reactivation associated with treatment with HCV direct-acting antivirals may be increased in these patients. (Sofosbuvir and velpatasvir label, Warnings and precautions)

  • Telmisartan and amlodipineangiotensin II receptor blocker (ARB)Moderate

    Immunosuppressants: Amlodipine may increase the systemic exposure of cyclosporine or tacrolimus when co-administered. (Telmisartan and amlodipine label, Drug interactions)

  • TemsirolimusModerate

    Prophylaxis of PJP should be considered when concomitant use of corticosteroids or other immunosuppressive agents are required. (Temsirolimus label, Warnings and precautions)

  • TinidazoleantibioticModerate

    Cyclosporine, tacrolimus: Monitor for toxicities of these immunosuppressive drugs ( 7.1 ) (Tinidazole label, Drug interactions)

  • TriamcinolonecorticosteroidModerate

    Prevention or Management Consider a possible decrease in cladribine efficacy if potent BCRP (e.g., corticosteroids) or P-gp (e.g., rifampicin, St. (Cladribine label, Drug interactions)

Minor mentions (16)

  • AtorvastatinstatinMinor

    IMNM is characterized by proximal muscle weakness and elevated serum creatine kinase that persists despite discontinuation of statin treatment; positive anti-HMG CoA reductase antibody; muscle biopsy showing necrotizing myopathy; and improvement with immunosuppressive agents. (Atorvastatin label, Warnings and precautions)

  • Thirty-four patients were treated with corticosteroids and one patient was treated with a non-steroidal immunosuppressant. (Axitinib label, Warnings and precautions)

  • DeutetrabenazineVMAT2 inhibitorMinor

    Prevention or Management Avoid co-administration of potent ENT1, CNT3, or BCRP transporter inhibitors (e.g., ritonavir, eltrombopag, curcumin, cyclosporine, dilazep, nifedipine, nimodipine, cilostazol, sulindac, dipyridamole, or reserpine) during the 4 to 5 day MAVENCLAD treatment cycles. (Cladribine label, Drug interactions)

  • IMNM is characterized by proximal muscle weakness and elevated serum creatine kinase that persist despite discontinuation of statin treatment; positive anti-HMG CoA reductase antibody; muscle biopsy showing necrotizing myopathy without significant inflammation; and improvement with immunosuppressive agents. (Ezetimibe and simvastatin label, Warnings and precautions)

  • FluvastatinstatinMinor

    IMNM is characterized by proximal muscle weakness and elevated serum CK, which persist despite discontinuation of statin treatment; positive anti-HMG CoA reductase antibody, muscle biopsy showing necrotizing myopathy, and improvement with immunosuppressive agents. (Fluvastatin label, Warnings and precautions)

  • LovastatinstatinMinor

    IMNM is characterized by: proximal muscle weakness and elevated serum creatine kinase, which persist despite discontinuation of statin treatment; positive anti-HMG CoA reductase antibody; muscle biopsy showing necrotizing myopathy; and improvement with immunosuppressive agents. (Lovastatin label, Warnings)

  • Methimazoleantithyroid drugMinor

    In some cases, vasculitis resolved/improved with drug discontinuation; however, more severe cases required treatment with additional measures including corticosteroids, immunosuppressant therapy, and plasmapheresis. (Methimazole label, Warnings)

  • PitavastatinstatinMinor

    IMNM is characterized by proximal muscle weakness and elevated serum creatine kinase that persist despite discontinuation of statin treatment; positive anti-HMG CoA reductase antibody; muscle biopsy showing necrotizing myopathy; and improvement with immunosuppressive agents. (Pitavastatin label, Warnings and precautions)

  • Posaconazoleazole antifungalMinor

    CYP3A Substrates Immunosuppressants that are CYP3A4 Substrates Mechanism and Clinical Effect(s) Posaconazole is a strong CYP3A4 inhibitor. (Posaconazole label, Drug interactions)

  • PravastatinstatinMinor

    IMNM is characterized by proximal muscle weakness and elevated serum creatine kinase that persist despite discontinuation of statin treatment; positive anti-HMG CoA reductase antibody; muscle biopsy showing necrotizing myopathy; and improvement with immunosuppressive agents. (Pravastatin label, Warnings and precautions)

  • Propylthiouracilantithyroid drugMinor

    In some cases, vasculitis resolved/improved with drug discontinuation; however, more severe cases required treatment with additional measures including corticosteroids, immunosuppressant therapy, and plasmapheresis. (Propylthiouracil label, Warnings)

  • RibavirinantiviralMinor

    Antiviral and Antiretroviral Drugs Clinical Impact Compounds that require intracellular phosphorylation to become active (e.g., lamivudine, zalcitabine, ribavirin, stavudine, and zidovudine) could interfere with the intracellular phosphorylation and activity of cladribine. (Cladribine label, Drug interactions)

  • RosuvastatinstatinMinor

    IMNM is characterized by proximal muscle weakness and elevated serum creatine kinase that persist despite discontinuation of statin treatment; positive anti-HMG CoA reductase antibody; muscle biopsy showing necrotizing myopathy; and improvement with immunosuppressive agents. (Rosuvastatin label, Warnings and precautions)

  • SimvastatinstatinMinor

    IMNM is characterized by proximal muscle weakness and elevated serum creatine kinase that persist despite discontinuation of statin treatment; positive anti-HMG CoA reductase antibody; muscle biopsy showing necrotizing myopathy without significant inflammation; and improvement with immunosuppressive agents. (Simvastatin label, Warnings and precautions)

  • TetrabenazineVMAT2 inhibitorMinor

    Prevention or Management Avoid co-administration of potent ENT1, CNT3, or BCRP transporter inhibitors (e.g., ritonavir, eltrombopag, curcumin, cyclosporine, dilazep, nifedipine, nimodipine, cilostazol, sulindac, dipyridamole, or reserpine) during the 4 to 5 day MAVENCLAD treatment cycles. (Cladribine label, Drug interactions)

  • ValbenazineVMAT2 inhibitorMinor

    Prevention or Management Avoid co-administration of potent ENT1, CNT3, or BCRP transporter inhibitors (e.g., ritonavir, eltrombopag, curcumin, cyclosporine, dilazep, nifedipine, nimodipine, cilostazol, sulindac, dipyridamole, or reserpine) during the 4 to 5 day MAVENCLAD treatment cycles. (Cladribine label, Drug interactions)

No significant interaction reported (1)

  • Clarithromycinmacrolide antibioticNo interaction

    …Repaglinide, Rosiglitazone: [See Warnings and Precautions ( 5.4 ) and Adverse Reactions ( 6.2 )] Insulin Insulin: [See Warnings and Precautions ( 5.4 ) and Adverse Reactions ( 6.2 )] Immunosuppressants: Cyclosporine Use With Caution Cyclosporine: There have been spontaneous or published reports of CYP3A based interactions of clarithromycin with cyclosporine. (Clarithromycin label, Drug interactions)

Check Cladribine against everything you take. Add your full list; every pair is checked at once.

Open in the checker

Not medical advice. Severity reflects the label's wording, not your circumstances. A "major" flag can be routine under supervision and a "minor" one can matter at high doses. Ask a pharmacist.