Anjan Chatterjee told me that there just arent enough studies of these drugs in normal people. He said, In the situations where they do help, do they come with a cost? As he wrote in a recent letter to Nature , Most seasoned physicians have had the sobering experience of prescribing medications that, despite good intentions, caused bad outcomes. Given that cognitive enhancement is a choice, not a necessity, the cost-benefit calculation for neuroenhancers should probably be different than it is for, say, heart medications
If results are inconsistent, investigate storage temperature (must remain 28C), reconstitution sterility (bacterial contamination causes potency loss), dosing interval consistency (erratic spacing disrupts plasma stability), and injection site rotation (repeated use of one site reduces absorption)
4, A, B, and C, dihexa at its highest dose significantly ( P 0.05)
Endocrine 41 , 5869 (2012)
PMID: 3169264 Simon A, Wegrowski Y, Bontemps Y, Maquart FX
smaller trial data Dosing convenience Daily injection required Once or twice weekly (with DAC)