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is predicted to increase the exposure to ribociclib.

Study → Also see TABLE 9 p. 1377

▶ Rifampicin is predicted to moderately decrease the exposure

to nilotinib. Avoid.rStudy

▶ Nilotinib

o

is predicted to increase the exposure to ruxolitinib.

Theoretical → Also see TABLE 15 p. 1378

▶ Nilotinib is predicted to increase the exposure to saxagliptin.

nStudy

▶ Nilotinib increases the concentration of sirolimus. Monitor and

adjust dose.oStudy

▶ Nilotinib is predicted to increase the exposure to SSRIs

(dapoxetine). Adjust dapoxetine dose with moderate inhibitors

of CYP3A4, p. 821.oTheoretical

▶ St John’s Wort is predicted to decrease the exposure to

nilotinib. Avoid.rTheoretical

▶ Nilotinib is predicted to increase the exposure to statins

(atorvastatin). Monitor and adjust dose.rStudy

▶ Nilotinib is predicted to increase the exposure to statins

(simvastatin). Use with caution and adjust simvastatin dose,

p. 205.rStudy

▶ Nilotinib

o

is predicted to increase the exposure to sunitinib.

Theoretical → Also see TABLE 15 p. 1378 → Also see TABLE 9

p. 1377

▶ Nilotinib is predicted to increase the concentration of

tacrolimus.rStudy

▶ Nilotinib is predicted to increase the exposure to taxanes

(cabazitaxel).oTheoretical → Also see TABLE 15 p. 1378

▶ Nilotinib is predicted to increase the concentration of

temsirolimus.oTheoretical → Also see TABLE 15 p. 1378

▶ Nilotinib is predicted to increase the exposure to tezacaftor.

Adjust tezacaftor with ivacaftor p. 295 dose with moderate

inhibitors of CYP3A4.rStudy

▶ Nilotinib given with a potent CYP2C19 inhibitor is predicted to

increase the exposure to tofacitinib. Adjust tofacitinib dose,

p. 1105.oStudy

▶ Nilotinib is predicted to increase the exposure to tolterodine.

nTheoretical → Also see TABLE 9 p. 1377

BNF 78 Nilotinib — Nilotinib 1503

Interactions | Appendix 1

A1

Nilotinib (continued)

▶ Nilotinib is predicted to increase the exposure to tolvaptan.

Manufacturer advises caution or adjust tolvaptan dose with

moderate inhibitors of CYP3A4, p. 669.oStudy

▶ Nilotinib

o

is predicted to increase the exposure to trazodone.

Theoretical

▶ Nilotinib is predicted to increase the exposure to ulipristal.

Avoid if used for uterine fibroids.oStudy

▶ Nilotinib is predicted to increase the exposure to venetoclax.

Avoid or adjust dose—consult product literature.rStudy

▶ Nilotinib is predicted to increase the exposure to vinca

alkaloids.rTheoretical → Also see TABLE 15 p. 1378 → Also see

TABLE 9 p. 1377

▶ Nilotinib is predicted to increase the exposure to zopiclone.

Adjust dose.oStudy

Nimodipine → see calcium channel blockers

Nintedanib

▶ Antiarrhythmics (amiodarone, dronedarone) are predicted to

increase the exposure to nintedanib.oStudy

▶ Antiepileptics (carbamazepine) are predicted to decrease the

exposure to nintedanib.oStudy

▶ Antifungals, azoles (itraconazole, ketoconazole) are predicted to

increase the exposure to nintedanib.oStudy

▶ Calcium channel blockers (verapamil) are predicted to increase

the exposure to nintedanib.oStudy

▶ Ciclosporin

o

is predicted to increase the exposure to nintedanib.

Study

▶ HIV-protease inhibitors (lopinavir, ritonavir, saquinavir) are

predicted to increase the exposure to

Study

nintedanib.o ▶ Lapatinib

o

is predicted to increase the exposure to nintedanib.

Study

▶ Macrolides are predicted to increase the exposure to

nintedanib.oStudy

▶ Ranolazine

o

is predicted to increase the exposure to nintedanib.

Study

▶ Rifampicin

o

is predicted to decrease the exposure to nintedanib.

Study

▶ St John’s Wort is predicted to decrease the exposure to

nintedanib.oStudy

▶ Vemurafenib is predicted to increase the exposure to

nintedanib.oStudy

Nitisinone

▶ Antiepileptics (carbamazepine, fosphenytoin, phenobarbital,

phenytoin, primidone) are predicted to decrease the exposure

to nitisinone. Adjust dose.oTheoretical

▶ Antifungals, azoles (itraconazole, ketoconazole, voriconazole) are

predicted to increase the exposure to

o

nitisinone. Adjust dose.

Theoretical

▶ Cobicistat is predicted to increase the exposure to nitisinone.

Adjust dose.oTheoretical

▶ Enzalutamide is predicted to decrease the exposure to

nitisinone. Adjust dose.oTheoretical

▶ HIV-protease inhibitors are predicted to increase the exposure

to nitisinone. Adjust dose.oTheoretical

▶ Idelalisib is predicted to increase the exposure to nitisinone.

Adjust dose.oTheoretical

▶ Macrolides (clarithromycin) are predicted to increase the

exposure to nitisinone. Adjust dose.oTheoretical

▶ Mitotane is predicted to decrease the exposure to nitisinone.

Adjust dose.oTheoretical

▶ Rifampicin is predicted to decrease the exposure to nitisinone.

Adjust dose.oTheoretical

Nitrates → see TABLE 7 p. 1376 (first-dose hypotension), TABLE 8 p. 1376

(hypotension)

glyceryl trinitrate .isosorbide dinitrate .isosorbide mononitrate.

PHARMACOLOGY Drugs with antimuscarinic effects can cause

dry mouth, which can reduce the effectiveness of sublingual

glyceryl trinitrate tablets.

▶ Nitrates are predicted to increase the risk of

methaemoglobinaemia when given with topical anaesthetics,

local (prilocaine). Avoid.rTheoretical

▶ Nitrates are predicted to increase the risk of

methaemoglobinaemia when given with

Theoretical

dapsone.r

▶ Nitrates potentially increase the risk of hypotension when

given with

Study → Also see

phosphodiesterase type-5 inhibitors

TABLE 8 p. 1376

. Avoid.r

Nitrazepam → see TABLE 11 p. 1377 (CNS depressant effects)

▶ Rifampicin

Study

increases the clearance of nitrazepam.o

Nitrofurantoin → see TABLE 12 p. 1378 (peripheral neuropathy)

▶ Nitrofurantoin is predicted to increase the risk of

methaemoglobinaemia when given with topical anaesthetics,

local (prilocaine). Use with caution or avoid.rTheoretical

▶ Antacids (magnesium trisilicate) decrease the absorption of

nitrofurantoin.oStudy

▶ Nitrofurantoin is predicted to increase the risk of

methaemoglobinaemia when given with

Theoretical

dapsone.r

Nitrous oxide → see TABLE 8 p. 1376 (hypotension), TABLE 11 p. 1377

(CNS depressant effects)

▶ Nitrous oxide potentially increases the risk of methotrexate

toxicity when given with methotrexate. Avoid.rStudy

Nivolumab → see monoclonal antibodies

Nizatidine → see H2 receptor antagonists

Noradrenaline/norepinephrine → see sympathomimetics,

vasoconstrictor

Norethisterone

▶ Antiepileptics (carbamazepine, eslicarbazepine, fosphenytoin,

oxcarbazepine, perampanel, phenobarbital, phenytoin,

primidone, rufinamide, topiramate) are predicted to decrease

the efficacy of norethisterone. For FSRH guidance, see

Contraceptives, interactions p. 794.rAnecdotal

▶ Aprepitant is predicted to decrease the efficacy of

norethisterone. For FSRH guidance, see Contraceptives,

interactions p. 794.rAnecdotal

▶ Bosentan is predicted to decrease the efficacy of

norethisterone. For FSRH guidance, see Contraceptives,

interactions p. 794.rAnecdotal

▶ Efavirenz is predicted to decrease the efficacy of

norethisterone. For FSRH guidance, see Contraceptives,

interactions p. 794.rAnecdotal

▶ Fosaprepitant is predicted to decrease the efficacy of

norethisterone. For FSRH guidance, see Contraceptives,

interactions p. 794.rAnecdotal

▶ Griseofulvin potentially decreases the efficacy of

norethisterone. For FSRH guidance, see Contraceptives,

interactions p. 794.rAnecdotal

▶ HIV-protease inhibitors (ritonavir) are predicted to decrease the

efficacy of norethisterone. For FSRH guidance, see

Contraceptives, interactions p. 794.rAnecdotal

▶ Modafinil is predicted to decrease the efficacy of

norethisterone. For FSRH guidance, see Contraceptives,

interactions p. 794.rAnecdotal

▶ Nevirapine is predicted to decrease the efficacy of

norethisterone. For FSRH guidance, see Contraceptives,

interactions p. 794.rAnecdotal

▶ Rifabutin is predicted to decrease the efficacy of

norethisterone. For FSRH guidance, see Contraceptives,

interactions p. 794.rAnecdotal

▶ Rifampicin is predicted to decrease the efficacy of

norethisterone. For FSRH guidance, see Contraceptives,

interactions p. 794.rAnecdotal

▶ St John’s Wort is predicted to decrease the efficacy of

norethisterone. MHRA advises avoid. For FSRH guidance, see

Contraceptives, interactions p. 794.rAnecdotal

▶ Sugammadex is predicted to decrease the exposure to

norethisterone

r

. Use additional contraceptive precautions.

Theoretical

▶ Ulipristal is predicted to decrease the efficacy of

norethisterone. Avoid.rTheoretical

Normal immunoglobulin → see immunoglobulins

Nortriptyline → see tricyclic antidepressants

NSAIDs → see TABLE 18 p. 1379 (hyponatraemia), TABLE 2 p. 1375

(nephrotoxicity), TABLE 16 p. 1379 (increased serum potassium), TABLE 4

p. 1375 (antiplatelet effects)

1504 Nilotinib — NSAIDs BNF 78

Interactions | Appendix 1

A1

aceclofenac . benzydamine . bromfenac . celecoxib . dexibuprofen . dexketoprofen . diclofenac . etodolac . etoricoxib . felbinac . flurbiprofen .ibuprofen .indometacin . ketoprofen . ketorolac . mefenamic acid . meloxicam . nabumetone . naproxen . nepafenac . parecoxib . piroxicam . sulindac .tenoxicam .tiaprofenic acid . tolfenamic acid.

▶ Since systemic absorption can follow topical application,

the possibility of interactions should be borne in mind.

▶ Since systemic absorption can follow topical application,

the possibility of interactions should be borne in mind.

▶ Celecoxib is predicted to increase the exposure to

antiarrhythmics (flecainide, propafenone). Monitor and adjust

dose.oTheoretical

▶ Antifungals, azoles (fluconazole) moderately increase the

exposure to

Study

celecoxib. Adjust celecoxib dose, p. 1132.o ▶ Antifungals, azoles (fluconazole) increase the exposure to

parecoxib. Monitor and adjust dose.oStudy

▶ Antifungals, azoles (voriconazole) slightly increase the exposure

to diclofenac. Monitor and adjust dose.oStudy

▶ Antifungals, azoles (voriconazole) moderately increase the

exposure to ibuprofen. Adjust dose.oStudy

▶ NSAIDs are predicted to increase the risk of gastrointestinal

irritation when given with bisphosphonates (alendronic acid,

ibandronic acid).oStudy

▶ NSAIDs are predicted to increase the risk of renal impairment

Theoretical

when given with bisphosphonates (sodium clodronate).r

▶ Ceritinib is predicted to increase the exposure to NSAIDs

(celecoxib, diclofenac). Adjust dose.oTheoretical

▶ Ciclosporin

Study → Also see

increases the concentration of

TABLE 2 p. 1375 → Also see TABLE 16

diclofenac

p. 1379

.r

▶ Etoricoxib slightly increases the exposure to combined

hormonal contraceptives.oStudy

▶ NSAIDs increase the risk of gastrointestinal bleeding when

given with corticosteroids.rStudy

▶ NSAIDs increase the risk of renal impairment when given with

daptomycin.oTheoretical

▶ Indometacin

Study

increases the concentration of digoxin.r

▶ Erlotinib is predicted to increase the risk of gastrointestinal

perforation when given with NSAIDs.rTheoretical

▶ Etoricoxib slightly increases the exposure to hormone

replacement therapy.oStudy

▶ NSAIDs are predicted to increase the risk of gastrointestinal

Theoretical

bleeding when given with iron chelators (deferasirox).r

▶ Leflunomide is predicted to increase the exposure to NSAIDs

(indometacin, ketoprofen).oTheoretical

▶ NSAIDs increase the concentration of lithium. Monitor and

adjust dose.rStudy

▶ NSAIDs are predicted to increase the risk of toxicity when

given with methotrexate.rStudy → Also see TABLE 2 p. 1375

▶ NSAIDs (high-dose) are predicted to decrease the efficacy of

mifamurtide. Avoid.rTheoretical

▶ Nicorandil is predicted to increase the risk of gastrointestinal

perforation when given with NSAIDs.rTheoretical

▶ NSAIDs are predicted to increase the exposure to pemetrexed.

Use with caution or avoid.rTheoretical → Also see TABLE 2

p. 1375

▶ NSAIDs potentially increase the risk of seizures when given

with quinolones.rTheoretical

▶ Regorafenib is predicted to increase the exposure to

mefenamic acid. Avoid.oTheoretical → Also see TABLE 4

p. 1375

▶ Rifampicin moderately decreases the exposure to NSAIDs

(celecoxib, diclofenac, etoricoxib).oStudy

▶ Teriflunomide is predicted to increase the exposure to NSAIDs

(indometacin, ketoprofen).oTheoretical

▶ NSAIDs increase the risk of acute renal failure when given with

thiazide diuretics.rTheoretical → Also see TABLE 18 p. 1379

▶ Zidovudine increases the risk of haematological toxicity when

given with NSAIDs.rStudy → Also see TABLE 2 p. 1375

Obeticholic acid

▶ Obeticholic acid decreases the anticoagulant effect of

coumarins (warfarin).rStudy

▶ Obeticholic acid is predicted to increase the exposure to

theophylline.rTheoretical

▶ Obeticholic acid is predicted to increase the exposure to

tizanidine.rTheoretical

Obinutuzumab → see monoclonal antibodies

Ocrelizumab → see monoclonal antibodies

Octreotide

▶ Octreotide decreases the absorption of oral ciclosporin. Adjust

ciclosporin dose, p. 838.rAnecdotal

▶ Octreotide (short-acting) decreases the exposure to telotristat

ethyl. Telotristat ethyl should be taken at least 30 minutes

before octreotide.oStudy

Ofloxacin → see quinolones

Olanzapine → see TABLE 8 p. 1376 (hypotension), TABLE 15 p. 1378

(myelosuppression), TABLE 11 p. 1377 (CNS depressant effects)

FOOD AND LIFESTYLE Dose adjustment might be necessary if

smoking started or stopped during treatment.

▶ Antiepileptics (carbamazepine) potentially decrease the

exposure to

Study

olanzapine. Monitor and adjust dose.o ▶ Antiepileptics (phenytoin) are predicted to decrease the

exposure to

Study

olanzapine. Monitor and adjust dose.o ▶ Olanzapine is predicted to decrease the effects of dopamine

receptor agonists. Avoid.oTheoretical → Also see TABLE 8

p. 1376

▶ HIV-protease inhibitors (ritonavir) are predicted to decrease the

exposure to

Study

olanzapine. Monitor and adjust dose.o ▶ Leflunomide is predicted to decrease the exposure to

olanzapine. Monitor and adjust dose.oStudy → Also see

TABLE 15 p. 1378

▶ Olanzapine decreases the effects of levodopa. Avoid or monitor

worsening parkinsonian symptoms.rAnecdotal → Also see

TABLE 8 p. 1376

▶ Mexiletine is predicted to increase the exposure to olanzapine.

Adjust dose.oAnecdotal

▶ Quinolones (ciprofloxacin) are predicted to increase the

exposure to olanzapine. Adjust dose.oAnecdotal

▶ Rifampicin is predicted to decrease the exposure to olanzapine.

Monitor and adjust dose.oStudy

▶ SSRIs (fluvoxamine) moderately increase the exposure to

olanzapine. Adjust dose.rAnecdotal

▶ Teriflunomide is predicted to decrease the exposure to

olanzapine. Monitor and adjust dose.oStudy

Olaparib → see TABLE 15 p. 1378 (myelosuppression)

FOOD AND LIFESTYLE Bitter (Seville) orange is predicted to

increase the exposure to olaparib.

▶ Antiarrhythmics (dronedarone) are predicted to increase the

exposure to olaparib. Avoid moderate inhibitors of CYP3A4 or

adjust olaparib dose, p. 1005.oTheoretical

▶ Antiepileptics (carbamazepine, fosphenytoin, phenobarbital,

phenytoin, primidone) are predicted to decrease the exposure

to olaparib. Avoid.oTheoretical

▶ Antifungals, azoles (fluconazole, isavuconazole, posaconazole)

are predicted to increase the exposure to olaparib. Avoid

moderate inhibitors of CYP3A4 or adjust

o

olaparib dose, p. 1005.

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