Aluminum (AlCo) Problems associated to the brain such as mental sluggishness, attention deficit, memory and retention of information, as well as with difficulty getting to sleep and nocturnal agitation. For headaches, migraines, vasomotor disorders, vertigo and tinnitus. Substance trituration. Homeopathic Single Remedy. C3 Trituration, Hahnemann method of dilution. 4 dram vial with pellets.