Donepezildosage

24 HR donepezil hydrochloride 10 MG / memantine hydrochloride 28 MG Extended Release Oral Capsule [Namzaric]

Dosage and administration

For patients on donepezil hydrochloride 10 mg only, the recommended starting dose of NAMZARIC is 7 mg/10 mg, taken once daily in the evening. The dose should be increased in 7 mg increments to the recommended maintenance dose of 28 mg/10 mg. The minimum recommended interval between dose increases is one week. Patients on memantine hydrochloride (10 mg twice daily or 28 mg extended-release once daily) and donepezil hydrochloride 10 mg once daily can be switched to NAMZARIC 28 mg/10 mg, taken once daily in the evening. NAMZARIC can be taken with or without food, whole or sprinkled on applesauce; do not divide, chew, or crush.

Severe renal impairment: the recommended maintenance dose for NAMZARIC is 14 mg/10 mg once daily in the evening.

2.1 Recommended

Dosing The recommended dose of NAMZARIC is 28 mg/10 mg once daily. For patients stabilized on donepezil and not currently on memantine: For patients stabilized on donepezil hydrochloride 10 mg and not currently on memantine hydrochloride, the recommended starting dose of NAMZARIC is 7 mg/10 mg, taken once a day in the evening. The dose should be increased in 7 mg increments of the memantine hydrochloride component to the recommended maintenance dose of 28 mg/10 mg once daily. The minimum recommended interval between dose increases is one week. The dose should only be increased if the previous dose has been well tolerated. The maximum dose is 28 mg/10 mg once daily. For patients stabilized on both donepezil and memantine: Patients stabilized on memantine hydrochloride (10 mg twice daily or 28 mg extended-release once daily) and donepezil hydrochloride 10 mg once daily can be switched to NAMZARIC 28 mg/10 mg, taken once a day in the evening. Patients should start NAMZARIC the day following the last dose of memantine hydrochloride and donepezil hydrochloride administered separately. If a patient misses a single dose of NAMZARIC, the next dose should be taken as scheduled, without doubling up the dose.

2.2 Administration

Information NAMZARIC can be taken with or without food. NAMZARIC capsules can be taken intact or may be opened, sprinkled on applesauce, and swallowed without chewing. The entire contents of each NAMZARIC capsule should be consumed; the dose should not be divided. Except when opened and sprinkled on applesauce, as described above, NAMZARIC capsules should be swallowed whole. NAMZARIC capsules should not be divided, chewed, or crushed.

2.3 Dosing in

Patients with Severe Renal Impairment For patients stabilized on donepezil and not currently on memantine: For patients with severe renal impairment (creatinine clearance 5-29 mL/min, based on the Cockcroft-Gault equation) stabilized on donepezil hydrochloride 10 mg once daily and not currently on memantine hydrochloride, the recommended starting dose of NAMZARIC is 7 mg/10 mg taken once a day in the evening. The dose should be increased to the recommended maintenance dose of 14 mg/10 mg once daily in the evening after a minimum of one week. For patients stabilized on both donepezil and memantine: Patients with severe renal impairment, stabilized on memantine hydrochloride (5 mg twice daily or 14 mg extended-release once daily) and donepezil hydrochloride 10 mg once daily, can be switched to NAMZARIC 14 mg/10 mg, taken once daily in the evening.

Text above is quoted in full from the FDA-approved drug label published by openFDA, effective March 6, 2026. Matched to this product by RxNorm code. Cross-references to other sections of the full prescribing information have been removed, since they point to a document not shown here. Nothing else is changed: no sentence is shortened, reworded or summarised.

This page reproduces regulatory text for reference. It is not medical advice, and KenyRx is not a pharmacy or a prescriber. Talk to a doctor or pharmacist about whether a medicine is right for you.

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