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Summary of patient dose, duration, and side effects to memantine
| Patient | Final Dose | Duration | Side Effects |
|---|---|---|---|
| 1 | 10 mg/day | 3.10 years (began at age 11.7 years) | Ceased temporarily due to nausea and vomiting; restarted with no additional side effects |
| 2 | 20 mg/day | 2.3 years (began at age 8.5 years) | None reported |
| 3 | 20 mg/day | 11 months (began at age 4.5 years) | None reported |
| 4 | 5 mg/day | 1.4 years (began at age 16.11 years) | None reported |
| 5 | 40 mg/day | 4.8 years (began at age 5.3 years) | None reported |
