|0.5mg, 1mg, 2mg||Initially 0.5−1mg at bedtime. May increase by 0.5mg at 5−6 day intervals; max 6mg daily.|
able melt tabs
|0.125mg||1−2 tabs every 4hrs or as needed; max 12 tabs/day|
|—||scored tabs||2mg, 5mg||Give in 3−4 divided doses. 1mg on day 1, may increase by 2mg every 3−5 days; usual max 6−15mg/day. Concomitant L‑dopa: 3−6mg/day and reduce L‑dopa dose.|
|CATECHOL O-METHYL TRANSFERASE (COMT) INHIBITORS|
|entacapone||Comtan||tabs||200mg||200mg with each dose of L‑dopa/carbidopa, up to 8 times daily|
|tolcapone||Tasmar||tabs||100mg||100mg three times daily; may cautiously increase to 200mg three times daily|
|rivastigmine||Exelon||caps||1.5mg, 3mg, 4.5mg, 6mg||Initially 1.5mg twice daily; if tolerated, may increase by 1.5mg twice daily at intervals of at least 4wks; max 12mg/day|
|Initially apply one 4.6mg/24hrs patch once daily; if tolerated, may increase to 9.5mg/24hrs patch after 4wks at previous dose; max 13.3mg/24hrs dose|
|carbidopa||Lodosyn||tabs||25mg||Concomitant Sinemet 10‑100: 25mg with first dose of Sinemet each day; additional 12.5mg or 25mg doses may be given with each dose of Sinemet. Concomitant Sinemet 25‑100 or 25‑250: 25mg with any dose of Sinemet as required for optimum therapeutic response. Max total carbidopa 200mg/day.|
|DOPA-DECARBOXYLASE INHIBITOR + DOPAMINE PRECURSOR|
20mg per mL
|Day 1: calculate and administer initial daily (Morning Dose + Continuous Dose); titrate subsequent doses based on response. Max daily dose: 2000mg of levodopa (1 cassette) over 16hrs. See full labeling.|
|Initially one 25mg/100mg tab 3 times daily, or one 10mg/100mg tab 3−4 times daily; increase every 1−2 days up to 2 tabs (of either 25/100 or 10/100) 4 times daily. Patients taking L‑dopa>1500mg/day: Initially one 25mg/250mg tab 3−4 times daily; max carbidopa 200mg/day. For ODT: Discontinue levodopa at least 12hrs before.|
|Not receiving L‑dopa: Initially one 50mg/200mg tab twice daily, at intervals of at least 6hrs. Allow 3 days between dosage adjustments. If given at intervals <4hrs and/or divided doses not equal: give smaller doses at end of day. May add immediate-release Sinemet 25‑100 or 10‑100 tabs in advanced disease.|
|amantadine||—||tabs||100mg||Monotherapy: 100mg twice daily; may increase after 1−2wks by 100mg daily. Serious associated illness or high doses of other antiparkinson drugs: 100mg once daily, may increase after 1 to several weeks to 100mg twice daily; max 400mg/day in divided doses. Renal dysfunction: Reduce dose; see literature.|
|Parlodel||caps||5mg||Initially 1.25mg twice daily. May increase every 2−4wks by 2.5mg/day; max 100mg/day.|
|Mirapex||tabs||0.125mg, 0.25mg+, 0.5mg+, 0.75mg, 1mg+, 1.5mg+||0.125mg three times daily. May increase gradually at intervals of 5−7 days up to max 1.5mg three times daily. Renal impairment (CrCl 30−50mL/min): 0.125mg twice daily; max 0.75mg three times daily. CrCl 15−<30mL/min: 0.125mg once daily; max 1.5mg once daily. CrCl <15mL/min, hemodialysis: not recommended.|
|Mirapex ER||ext‑rel tabs||0.375mg, 0.75mg, 1.5mg, 2.25mg, 3mg, 3.75mg, 4.5mg||0.375mg once daily; may increase gradually at intervals of 5−7 days, first to 0.75mg/day, then by 0.75mg increments up to max 4.5mg/day. Renal impairment (CrCl 30−50mL/min): give every other day; reevaluate before increasing to daily dosing after 1wk and before titrating by 0.375mg increments up to 2.25mg/day. CrCl <30mL/min, hemodialysis: not recommended.|
|ropinirole*||Requip||tabs||0.25mg, 0.5mg, 1mg, 2mg, 3mg, 4mg, 5mg||0.25mg 3 times daily, then increase by 0.25mg 3 times daily at 1wk intervals to 1mg 3 times daily to 4th week. May increase by 1.5mg/day at 1‑wk intervals up to 9mg/day, then by up to 3mg/day at 1‑wk intervals to max 24mg/day.|
|Requip XL||ext‑rel tabs||2mg, 4mg, 6mg, 8mg, 12mg||2mg once daily for 1–2wks, then increase by 2mg/day at ≥1wk intervals up to max 24mg/day (for advanced disease: usually up to max 8mg/day; early disease: usually up to max 12mg/day).|
|rotigotine||Neupro||patches||1mg/24hrs, 2mg/24hrs, 3mg/24hrs, 4mg/24hrs, 6mg/24hrs, 8mg/24hrs||Early-stage: Initially 2mg/24hrs patch once daily; may increase weekly by 2mg/24hrs if needed; max 6mg/24hrs once daily.
Advanced-stage: Initially 4mg/24hrs patch once daily; may increase weekly by 2mg/24hrs if needed; max 8mg/24hrs once daily.
|DOPA-DECARBOXYLASE INHIBITOR + DOPAMINE PRECURSOR + COMT INHIBITORS|
|Max 1 tab per dosing interval. Previously on carbidopa/ levodopa and entacapone: Substitute on a mg/mg basis. Stalevo 50, 75, 100, 125, 150: max 8 tabs/day; Stalevo 200: max 6 tabs/day.|
|MONOAMINE OXIDASE-B INHIBITORS|
|rasagiline||Azilect||tabs||0.5mg, 1mg||Monotherapy or adjunct w/o levodopa: 1mg once daily. Concomitant levodopa with/without other PD drugs (eg, dopamine agonist, amantadine, anticholinergics): Initially 0.5mg once daily; may increase to 1mg once daily (consider reducing levodopa dose based on response). Mild hepatic impairment (Child-Pugh score 5−6) or concomitant CYP1A2 inhibitors: 0.5mg once daily.|
|selegiline||Eldepryl||caps||5mg||5mg at breakfast and at lunch; max 10mg/day. After 2−3 days, L‑dopa/carbidopa dosage may be reduced by 10−30%.|
|Zelapar||ODT||1.25mg||1.25mg once in the AM for at least 6wks; if needed, may increase to max 2.5mg once daily if tolerated|
Key: susp = suspension; ODT = orally disintegrating tablets; sust‑rel tabs = sustained release tablets; ext‑rel tabs = extended release tablets; soln = solution; amps = ampules; + = scored tablets
*First line treatment for Parkinson’s disease.
Not an inclusive list of medications and/or official indications. Please see drug monograph at www.eMPR.com and/or contact company for full drug labeling.
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