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Neomycin, Polymyxin B, and Prednisolone


General


Pronunciation

(nee oh MYE sin, pol i MIKS in bee, & pred NIS oh lone)


Brand Names: U.S.

  • Poly-Pred ‚ ®

Indications


Use: Labeled Indications

Steroid-responsive inflammatory ocular condition in which bacterial infection or a risk of bacterial ocular infection exists


Contraindications


Hypersensitivity to neomycin, polymyxin B, prednisolone, or any component of the formulation; viral diseases of cornea and conjunctiva including epithelial herpes simplex keratitis (dendritic keratitis), vaccinia, varicella; mycobacterial infection of the eye; fungal diseases of the ocular structures; use after uncomplicated removal of a corneal foreign body


Dosing and Administration


Dosing: Adult

Ocular inflammation/infection: Ophthalmic: Instill 1-2 drops every 3-4 hours; acute infections may require every 30-minute instillation initially with frequency of administration reduced as the infection is brought under control. To treat the lids: Instill 1-2 drops every 3-4 hours, close the eye and rub the excess on the lids and lid margins.


Dosing: Geriatric

Refer to adult dosing.


Dosing: Pediatric

Refer to adult dosing.


Administration

Ophthalmic: Shake suspension before use.


Dosage Forms/Strengths


Dosage Forms

Excipient information presented when available (limited, particularly for generics); consult specific product labeling.

Suspension, ophthalmic [drops]:

Poly-Pred ‚ ®: Neomycin 0.35%, polymyxin B 10,000 units, and prednisolone acetate 0.5% per 1 mL (5 mL)


Drug Interactions

AbobotulinumtoxinA: Aminoglycosides may enhance the neuromuscular-blocking effect of AbobotulinumtoxinA. Monitor therapy

Acarbose: Neomycin may enhance the adverse/toxic effect of Acarbose. Neomycin may enhance the therapeutic effect of Acarbose. Neomycin may decrease the metabolism of Acarbose. Monitor therapy

Acetylcholinesterase Inhibitors: Corticosteroids (Systemic) may enhance the adverse/toxic effect of Acetylcholinesterase Inhibitors. Increased muscular weakness may occur. Monitor therapy

Aldesleukin: Corticosteroids may diminish the antineoplastic effect of Aldesleukin. Avoid combination

Aminoglutethimide: May increase the metabolism of Corticosteroids (Systemic). Monitor therapy

Amphotericin B: May enhance the nephrotoxic effect of Aminoglycosides. Monitor therapy

Amphotericin B: Corticosteroids (Systemic) may enhance the hypokalemic effect of Amphotericin B. Monitor therapy

Antacids: May decrease the bioavailability of Corticosteroids (Oral). Consider therapy modification

Antidiabetic Agents: Corticosteroids (Systemic) may diminish the hypoglycemic effect of Antidiabetic Agents. In some instances, corticosteroid-mediated HPA axis suppression has led to episodes of acute adrenal crisis, which may manifest as enhanced hypoglycemia, particularly in the setting of insulin or other antidiabetic agent use. Monitor therapy

Antifungal Agents (Azole Derivatives, Systemic): May decrease the metabolism of Corticosteroids (Systemic). Monitor therapy

Aprepitant: May increase the serum concentration of Corticosteroids (Systemic). Consider therapy modification

ARIPiprazole: CYP3A4 Inhibitors (Weak) may increase the serum concentration of ARIPiprazole. Management: Monitor for increased aripiprazole pharmacologic effects. Aripiprazole dose adjustments may or may not be required based on concomitant therapy and/or indication. Consult full interaction monograph for specific recommendations. Monitor therapy

Barbiturates: May decrease the serum concentration of Corticosteroids (Systemic). Monitor therapy

BCG: Immunosuppressants may diminish the therapeutic effect of BCG. Avoid combination

BCG: Antibiotics may diminish the therapeutic effect of BCG. Avoid combination

Bile Acid Sequestrants: May decrease the absorption of Corticosteroids (Oral). Monitor therapy

Bisphosphonate Derivatives: Aminoglycosides may enhance the hypocalcemic effect of Bisphosphonate Derivatives. Monitor therapy

Calcitriol: Corticosteroids (Systemic) may diminish the therapeutic effect of Calcitriol. Monitor therapy

Calcium Channel Blockers (Nondihydropyridine): May decrease the metabolism of Corticosteroids (Systemic). Exceptions: Bepridil [Off Market]. Monitor therapy

Capreomycin: May enhance the neuromuscular-blocking effect of Polymyxin B. Monitor therapy

Capreomycin: May enhance the neuromuscular-blocking effect of Aminoglycosides. Monitor therapy

CARBOplatin: Aminoglycosides may enhance the ototoxic effect of CARBOplatin. Especially with higher doses of carboplatin. Monitor therapy

Cardiac Glycosides: Aminoglycosides may decrease the serum concentration of Cardiac Glycosides. This effect has only been demonstrated with oral aminoglycoside administration. Monitor therapy

Cephalosporins (2nd Generation): May enhance the nephrotoxic effect of Aminoglycosides. Monitor therapy

Cephalosporins (3rd Generation): May enhance the nephrotoxic effect of Aminoglycosides. Monitor therapy

Cephalosporins (4th Generation): May enhance the nephrotoxic effect of Aminoglycosides. Monitor therapy

CISplatin: May enhance the nephrotoxic effect of Aminoglycosides. Monitor therapy

Coccidioidin Skin Test: Immunosuppressants may diminish the diagnostic effect of Coccidioidin Skin Test. Monitor therapy

Colistimethate: Aminoglycosides may enhance the nephrotoxic effect of Colistimethate. Aminoglycosides may enhance the neuromuscular-blocking effect of Colistimethate. Consider therapy modification

Colistimethate: Polymyxin B may enhance the neuromuscular-blocking effect of Colistimethate. Monitor therapy

Corticorelin: Corticosteroids may diminish the therapeutic effect of Corticorelin. Specifically, the plasma ACTH response to corticorelin may be blunted by recent or current corticosteroid therapy. Monitor therapy

CycloSPORINE: Aminoglycosides may enhance the nephrotoxic effect of CycloSPORINE. Monitor therapy

CycloSPORINE: May increase the serum concentration of PrednisoLONE. PrednisoLONE may increase the serum concentration of CycloSPORINE. PrednisoLONE may decrease the serum concentration of CycloSPORINE. Monitor therapy

CycloSPORINE (Systemic): Aminoglycosides may enhance the nephrotoxic effect of CycloSPORINE (Systemic). Monitor therapy

CycloSPORINE (Systemic): May increase the serum concentration of PrednisoLONE. PrednisoLONE may increase the serum concentration of CycloSPORINE (Systemic). PrednisoLONE may decrease the serum concentration of CycloSPORINE (Systemic). Monitor therapy

Deferasirox: Corticosteroids (Systemic) may enhance the adverse/toxic effect of Deferasirox. Specifically, the risk for GI ulceration/irritation or GI bleeding may be increased. Monitor therapy

Deferasirox: Corticosteroids may enhance the adverse/toxic effect of Deferasirox. Specifically, the risk for GI ulceration/irritation or GI bleeding may be increased. Monitor therapy

Denosumab: May enhance the adverse/toxic effect of Immunosuppressants. Specifically, the risk for serious infections may be increased. Monitor therapy

Echinacea: May diminish the therapeutic effect of Immunosuppressants. Consider therapy modification

Estrogen Derivatives: May increase the serum concentration of Corticosteroids (Systemic). Monitor therapy

Fluconazole: May decrease the metabolism of Corticosteroids (Systemic). Monitor therapy

Fosaprepitant: May increase the serum concentration of Corticosteroids (Systemic). The active metabolite aprepitant is likely responsible for this effect. Consider therapy modification

Fosphenytoin: May decrease the serum concentration of PrednisoLONE. Monitor therapy

Gallium Nitrate: Aminoglycosides may enhance the nephrotoxic effect of Gallium Nitrate. Avoid combination

Hyaluronidase: Corticosteroids may diminish the therapeutic effect of Hyaluronidase. Management: Patients receiving corticosteroids (particularly at larger doses) may not experience the desired clinical response to standard doses of hyaluronidase. Larger doses of hyaluronidase may be required. Consider therapy modification

Indacaterol: May enhance the hypokalemic effect of Corticosteroids (Systemic). Monitor therapy

Isoniazid: Corticosteroids (Systemic) may decrease the serum concentration of Isoniazid. Monitor therapy

Leflunomide: Immunosuppressants may enhance the adverse/toxic effect of Leflunomide. Specifically, the risk for hematologic toxicity such as pancytopenia, agranulocytosis, and/or thrombocytopenia may be increased. Management: Consider not using a leflunomide loading dose in patients receiving other immunosuppressants. Patients receiving both leflunomide and another immunosuppressant should be monitored for bone marrow suppression at least monthly. Consider therapy modification

Loop Diuretics: May enhance the adverse/toxic effect of Aminoglycosides. Specifically, nephrotoxicity and ototoxicity. Monitor therapy

Loop Diuretics: Corticosteroids (Systemic) may enhance the hypokalemic effect of Loop Diuretics. Monitor therapy

Macrolide Antibiotics: May decrease the metabolism of Corticosteroids (Systemic). Exceptions: Azithromycin; Azithromycin (Systemic); Fidaxomicin; Spiramycin. Consider therapy modification

Mifepristone: May diminish the therapeutic effect of Corticosteroids (Systemic). Mifepristone may increase the serum concentration of Corticosteroids (Systemic). Management: Avoid mifepristone in patients who require long-term corticosteroid treatment of serious illnesses or conditions (e.g., for immunosuppression following transplantation). Corticosteroid effects may be reduced by mifepristone treatment. Avoid combination

Mitotane: May decrease the serum concentration of Corticosteroids (Systemic). Consider therapy modification

Natalizumab: Immunosuppressants may enhance the adverse/toxic effect of Natalizumab. Specifically, the risk of concurrent infection may be increased. Avoid combination

Neuromuscular-Blocking Agents: Polymyxin B may enhance the neuromuscular-blocking effect of Neuromuscular-Blocking Agents. Consider therapy modification

Neuromuscular-Blocking Agents: Aminoglycosides may enhance the respiratory depressant effect of Neuromuscular-Blocking Agents. Monitor therapy

Neuromuscular-Blocking Agents (Nondepolarizing): May enhance the adverse neuromuscular effect of Corticosteroids (Systemic). Increased muscle weakness, possibly progressing to polyneuropathies and myopathies, may occur. Consider therapy modification

NSAID (COX-2 Inhibitor): Corticosteroids (Systemic) may enhance the adverse/toxic effect of NSAID (COX-2 Inhibitor). Monitor therapy

NSAID (Nonselective): Corticosteroids (Systemic) may enhance the adverse/toxic effect of NSAID (Nonselective). Monitor therapy

OnabotulinumtoxinA: Aminoglycosides may enhance the neuromuscular-blocking effect of OnabotulinumtoxinA. Monitor therapy

Penicillins: May decrease the serum concentration of Aminoglycosides. Primarily associated with extended spectrum penicillins, and patients with renal dysfunction. Exceptions: Amoxicillin; Ampicillin; Cloxacillin; Dicloxacillin; Nafcillin; Oxacillin; Penicillin G (Parenteral/Aqueous); Penicillin G Benzathine; Penicillin G Procaine; Penicillin V Potassium. Consider therapy modification

Phenytoin: May decrease the serum concentration of PrednisoLONE. Monitor therapy

Pimecrolimus: May enhance the adverse/toxic effect of Immunosuppressants. Avoid combination

Pimozide: CYP3A4 Inhibitors (Weak) may increase the serum concentration of Pimozide. Avoid combination

Primidone: May decrease the serum concentration of Corticosteroids (Systemic). Monitor therapy

Quinolone Antibiotics: May enhance the adverse/toxic effect of Corticosteroids (Systemic). Risk of tendon-related side effects, including tendonitis and rupture, may be enhanced. Monitor therapy

Rifamycin Derivatives: May increase the metabolism of Corticosteroids (Systemic). Monitor therapy

RimabotulinumtoxinB: Aminoglycosides may enhance the neuromuscular-blocking effect of RimabotulinumtoxinB. Monitor therapy

Ritonavir: May increase the serum concentration of PrednisoLONE. Management: Consider prednisolone dose reductions in patients receiving ritonavir, and monitor for increased adverse effects with concomitant use. Consider therapy modification

Roflumilast: May enhance the immunosuppressive effect of Immunosuppressants. Consider therapy modification

Salicylates: May enhance the adverse/toxic effect of Corticosteroids (Systemic). These specifically include gastrointestinal ulceration and bleeding. Corticosteroids (Systemic) may decrease the serum concentration of Salicylates. Withdrawal of corticosteroids may result in salicylate toxicity. Monitor therapy

Sipuleucel-T: Immunosuppressants may diminish the therapeutic effect of Sipuleucel-T. Monitor therapy

SORAfenib: Neomycin may decrease the serum concentration of SORAfenib. Monitor therapy

Tacrolimus (Topical): May enhance the adverse/toxic effect of Immunosuppressants. Avoid combination

Telaprevir: May increase the serum concentration of Corticosteroids (Systemic). Corticosteroids (Systemic) may decrease the serum concentration of Telaprevir. Management: Concurrent use of telaprevir and systemic corticosteroids is not recommended. When possible, consider alternatives. If used together, employ extra caution and monitor closely for excessive corticosteroid effects and diminished telaprevir effects. Consider therapy modification

Telaprevir: Corticosteroids may decrease the serum concentration of Telaprevir. Telaprevir may increase the serum concentration of Corticosteroids. Management: Concurrent use of telaprevir and systemic corticosteroids is not recommended. When possible, consider alternatives. If used together, employ extra caution and monitor closely for excessive corticosteroid effects and diminished telaprevir effects. Consider therapy modification

Thiazide Diuretics: Corticosteroids (Systemic) may enhance the hypokalemic effect of Thiazide Diuretics. Monitor therapy

Tocilizumab: May decrease the serum concentration of CYP3A4 Substrates. Monitor therapy

Trastuzumab: May enhance the neutropenic effect of Immunosuppressants. Monitor therapy

Vaccines (Inactivated): Immunosuppressants may diminish the therapeutic effect of Vaccines (Inactivated). Monitor therapy

Vaccines (Live): Corticosteroids (Systemic) may enhance the adverse/toxic effect of Vaccines (Live). Consider therapy modification

Vancomycin: May enhance the nephrotoxic effect of Aminoglycosides. Monitor therapy

Vitamin K Antagonists (eg, warfarin): Neomycin may enhance the anticoagulant effect of Vitamin K Antagonists. Monitor therapy

Warfarin: Corticosteroids (Systemic) may enhance the anticoagulant effect of Warfarin. Monitor therapy


Adverse Reactions


Frequency not defined.

Ocular: Allergic sensitivity, cataracts, conjunctival erythema, conjunctival hyperemia, conjunctivitis, corneal ulcers, delayed wound healing, glaucoma, globe perforation, increased intraocular pressure, itching, keratitis, optic nerve damage, secondary infection, swelling

Miscellaneous: Anaphylaxis, hypercorticoidism, hypersensitivity


Warnings/Precautions


Concerns related to adverse effects:

- Infection: Steroids may mask infection or enhance existing ocular infection; prolonged use may result in secondary infections due to immunosuppression.

- Ocular effects: Prolonged use of corticosteroids may result in glaucoma, damage to the optic nerve, defects in visual acuity and fields of vision, and posterior subcapsular cataract formation.

- Sensitivity reactions: Sensitivity to neomycin may develop; discontinue if sensitivity reaction occurs.

Special populations:

- Contact lens wearers: Suspension contains a preservative which may be adsorbed by contact lenses; contact lenses should not be worn during treatment of ophthalmic infections.

Other warnings/precautions:

- Appropriate use: For ophthalmic use only. A maximum 20 mL of suspension should be prescribed initially; patients should be evaluated prior to additional refills.


Pregnancy Risk Factor

C


Pregnancy Considerations

Animal reproduction studies have not been conducted with this combination. See individual agents.


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