Rivastigmine
[Exelon] Alzheimers and Parkinsons dementia [2].
Dementia
Donepezil
[Aricept] First-line for all stages of Alzheimers (and Lew-Body, Parkinsons dementia). Possibly OCD, alcohol use, bipolar depression [3].
Memantine
[Namenda] Trichotillomania [1]. First-line for mod-severe Alzheimers (and Lew-Body, Parkinsons dementia). Possibly OCD, alcohol use, bipolar depression [3], autism [2].
Ginseng
Rapid benefits in energy, cognition, and ADHD that also build up over time (without tolerance or withdrawal).
Melatonin
Hypnotic with particular benefits in elderly and children with developmental disorders [1], and antipsychotic weight loss [1].
Ginkgo
For TD [2], EPS [2], age related cognitive decline [2], GAD [3]. May help vascular depression.
Saffron
Well-studied in depression [1], sleep, cognition. Small trials in ADHD [3], OCD [3], weight loss [3], sexual dysfunction [3].