• Fungal infections

Tolsura Generic Name & Formulations

General Description

Itraconazole 65mg; caps.

Pharmacological Class

Azole antifungal.

How Supplied



Generic Availability


Tolsura Indications


Blastomycosis. Histoplasmosis. Aspergillosis in patients who are intolerant of or refractory to amphotericin B.

Limitations of Use

Not for treating onychomycosis. Not interchangeable or substitutable with other itraconazole products due to dosing differences.

Tolsura Dosage and Administration


Swallow whole. Take with food. Doses >130mg should be given in 2 divided doses. Blastomycosis, histoplasmosis: 130mg once daily, may increase by 65mg increments; max 260mg/day. Aspergillosis: 130mg once daily; max 260mg/day. Life-threatening conditions: give loading dose of 130mg three times daily for 1st 3 days, followed by the appropriate treatment dose; continue for at least 3 months until resolved.


Not established.

Tolsura Contraindications


Concomitant methadone, disopyramide, dofetilide, dronedarone, quinidine, isavuconazole, ergots, irinotecan, lurasidone, oral midazolam, pimozide, triazolam, felodipine, nisoldipine, ivabradine, ranolazine, eplerenone, naloxegol, lomitapide, lovastatin, simvastatin, avanafil, ticagrelor. Concomitant colchicine, fesoterodine, or solifenacin in renal/hepatic impairment. Concomitant eliglustat in poor or intermediate CYP2D6 metabolizers or those taking strong or moderate CYP2D6 inhibitors.

Tolsura Boxed Warnings

Boxed Warning

Congestive heart failure (CHF). Drug interactions.

Tolsura Warnings/Precautions


CHF risk (eg, ischemic/valvular disease, COPD, renal failure, edema); monitor and reassess treatment if occurs. Monitor for signs/symptoms of liver dysfunction; discontinue and perform LFTs if develop. Discontinue if neuropathy, hearing loss or hypersensitivity occurs. Renal or hepatic impairment: monitor carefully. Elevated liver enzymes, active liver disease, previous hepatotoxicity: not recommended unless serious or life-threatening situation. Elderly. Pregnancy. Nursing mothers.

Tolsura Pharmacokinetics

See Literature

Tolsura Interactions


See Contraindications. Serious cardiac effects with pimozide, methadone, quinidine, others. Concomitant alfuzosin, silodosin, tamsulosin, fentanyl, apixaban, rivaroxaban, vorapaxar, antineoplastics (see full labeling), simeprevir, aliskiren, riociguat, sildenafil or tadalafil (for PAH), everolimus, sirolimus, IV temsirolimus, salmeterol, darifenacin, vardenafil, colchicine, conivaptan, tolvaptan, regorafenib, saccharomyces boulardii: not recommended during and 2 weeks after itraconazole. Avoid itraconazole for more than 2 weeks during bedaquiline therapy. Rifabutin, carbamazepine, lumacaftor/ivacaftor: avoid 2 weeks before, during, and 2 weeks after itraconazole. Avoid isoniazid, rifampicin, phenobarbital, phenytoin, efavirenz, nevirapine 2 weeks before and during itraconazole therapy. Potentiates alfentanil, buprenorphine, oxycodone, sufentanil, digoxin, clarithromycin, trimetrexate, cilostazol, dabigatran, warfarin, repaglinide, saxagliptin, praziquantel, eletriptan, certain antineoplastics (see full labeling), antipsychotics, anxiolytics, hypnotics, zopiclone, daclatasvir, indinavir, maraviroc, nadolol, diltiazem, other dihydropyridines, verapamil, bosentan, guanfacine, aprepitant, loperamide, budesonide, ciclesonide, dexamethasone, fluticasone, methylprednisolone, cyclosporine, tacrolimus, atorvastatin, venlafaxine, fesoterodine, solifenacin, dutasteride, oxybutynin, sildenafil, tadalafil, tolterodine, eliglustat, oral alitretinoin, cabergoline, cannabinoids, cinacalcet, ivacaftor; monitor, may need to reduce dose of these. Concomitant artemether-lumefantrine, quinine, cobicistat, elvitegravir (ritonavir-boosted), ritonavir, saquinavir (unboosted), tenofovir disoproxil fumarate, dienogest, ulipristal, netupitant; monitor for adverse events. Antagonizes meloxicam; increase dose if necessary. Potentiated by ciprofloxacin, erythromycin, clarithromycin, idelalisib, cobicistat, protease inhibitors, diltiazem, gastric acid suppressants (eg, antacids, H2 blockers, PPIs), other CYP3A4 inhibitors; monitor, may need to reduce itraconazole dose. Tinnitus or hearing impairment with quinidine. Increased risk of CHF with concomitant CCBs.

Tolsura Adverse Reactions

Adverse Reactions

Nausea, rash, vomiting, edema, headache, diarrhea, fatigue, fever, pruritus, hypertension, abnormal hepatic function, abdominal pain, dizziness, hypokalemia, anorexia, malaise, decreased libido, somnolence, albuminuria, impotence; hepatotoxicity (may be serious), CHF, neuropathy, hearing loss, hypersensitivity.

Tolsura Clinical Trials

See Literature

Tolsura Note

Not Applicable

Tolsura Patient Counseling

See Literature