Tablets 5mg, 10mg
Orodispersible tablet 5mg, 10mg

m/r capsules 8mg, 16mg, 24mg
Oral liquid 4mg/1ml

Tablets 10mg, 20mg
Oral solution 10mg/mL

Primary care prescribers may start treatment with memantine without taking advice from a specialist clinician where an AChEI is already prescribed.

Capsules 1.5mg, 3mg, 4.5mg, 6mg
Patches (daily) 4.6mg/24hours, 9.5mg/24hours, 13.3mg/24 hours
Liquid 2mg/mL

Zyzelf twice weekly patches 4.6 mg/24 hours and 9.5 mg/24 hours. For use only in patients where the use of twice weekly patches would be more appropriate than daily patches (e.g. patients who have limited carer support) Where patches are required, patients should be treated with the most cost-effective preparation (daily transdermal patches).