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Isoproterenol (Isoprenaline, Isuprel)                                               Kaolin-pectin (Kaopectolin)   1487



            Generic Name (Brand                                                               Administration/
            Name, Synonyms)    Canine Dosages      Feline Dosages      Adverse Effects/Warnings  Availability
  VetBooks.ir  Isoproterenol (Isoprenaline,   Sinus bradycardia, complete   Sinus bradycardia, complete   Can cause tachycardia, anxiety,   Injection. Dilute 1 mg into
                                                    AV block: 0.02-0.5 mcg/kg/
              Isuprel)
                                                                        tremors, and GI upset. More
                                                                                                500 mL of D 5W to make a
                                AV block: 0.02-0.5 mcg/kg/
                                min IV, or 0.04-0.08 mcg/
                                                    min IV, or 0.04-0.08 mcg/kg/
                                                                        arrhythmogenic than alternative
                                                                                                2 mcg/mL solution.
                                kg/min IV CRI
                                                    min IV CRI
                                                                        drugs and therefore rarely
                                                                        used in veterinary medicine.
                                                                        Contraindicated in tachycardia
                                                                        or AV block caused by cardiac
                                                                        glycoside intoxication.
            Isosorbide dinitrate (Isordil,   Adjunctive therapy for CHF: As   Adjunctive therapy for CHF: As   Adverse effects include tachycardia,   Tablets, extended-release
              Ismo, Imdur)      the dinitrate salt 8-10 mg/  the dinitrate salt 8-10 mg/kg   restlessness, or GI effects. Use   tablets
                                kg PO q 12h; as the   PO q 12h; as the mononitrate   with extreme caution in patients
                                mononitrate 0.5-2 mg/DOG   0.5-2 mg/CAT PO q 12h  with low blood pressure or
                                PO q 12h                                hypovolemia. Do not use as a
                                                                        monotherapy.
            Isotretinoin (Accutane)  Sebaceous skin disorders:   Feline acne: 5-10 mg/CAT PO   Do not use in homes with   Capsules; give with food.
                                1 mg/kg PO q 12-24h  q 24h              a pregnant woman. Use
                                                                        with extreme caution in
                                                                        hypertriglyceridemia, severe renal
                                                                        or hepatic disease. Hairless skin
                                                                        may sunburn more easily. Adverse
                                                                        effects include KCS in dogs, GI
                                                                        distress, behavioral changes
                                                                        from CNS effects, and pruritus.
                                                                        Cats have more severe reactions,
                                                                        including blepharospasm,
                                                                        periocular crusting, erythema,
                                                                        diarrhea, and weight loss due to
                                                                        anorexia.
            Itraconazole (Itrafungol,   Susceptible systemic mycoses:   Susceptible systemic mycoses:   Adverse effects include anorexia,   Capsules and oral solutions;
              Sporanox)         5-10 mg/kg PO q 24h, or   50-100 mg/CAT or 5-10 mg/  GI upset, hepatotoxicity. Oral   give with fatty meal.
                                5 mg/kg PO q 12h    kg PO q 24h, or 5 mg/kg PO   solutions contain 15% propylene   Compounded forms prepared
                                                    q 12h               glycol and may cause Heinz   from the bulk powder are
                                                                        body formation in cats. In dogs,   not bioavailable in dogs and
                                                                        erythema multiforme or toxic   cats and do not achieve
                                                                        epidermal necrolysis occurs   appropriate therapeutic blood
                                                                        rarely, and ulcerative skin lesions,   levels.
                                                                        vasculitis, and limb edema may
                                                                        occur at higher dosages. Use with
                                                                        caution in hepatic impairment and
                                                                        in animals with reduced cardiac
                                                                        function.
            Ivermectin (Ivomec,   Heartworm prevention:   Heartworm prevention:   Adverse effects are dose related,   Tablets, chewable tablets,
              Heartgard)        0.006 mg/kg PO q month  0.024 mg/kg PO q month  with low dosages found in   oral paste, oral solutions,
                               Sarcoptic mange: 0.2-0.4 mg/  Sarcoptic mange: 0.2-0.4 mg/  heartworm prevention well   pour-on, injectable solutions,
                                kg PO or SQ q 7 days for 4   kg PO or SQ q 7 days for 4   tolerated. Higher dosages can   otic preparations (multiple
                                treatments          treatments          cause neurologic adverse effects   formulations for different
                               Ear mites: Otic preparation   Ear mites: Otic preparation   and should be avoided in dogs   purposes in different
                                topically once or twice  topically once or twice  with MDR1/ABCB1-Δ mutation.   species). Ivermectin for small
                                                                        Multiple drug interactions   animals found at low dose
                                                                        possible. Off-label use of large   in heartworm preventatives,
                                                                        animal products in dogs or   sometimes combined with
                                                                        cats can cause severe adverse   other anthelmintics.
                                                                        reactions, including death.
            Kaolin-pectin (Kaopectolin)  Diarrhea: 1-2 mL/kg PO q   Diarrhea: 1-2 mL/kg PO q   Generally well tolerated. Transient   Oral suspension OTC
                                4-6h prn            4-6h prn            constipation may occur with high
                                                                        doses. Impacts absorption of
                                                                        other medications. Do not use for
                                                                        severe diarrhea.





                                                                                                                      Drug Compendium








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