Hydrafinil, also known by its name 9-Fluorenol, is a eugeroic drug. state that it is more effective at keeping the target of the drug awake. In fact, an animal study conducted by Cephalon reported a 39% increase in effectiveness at keeping the mice awake over a 4 hour period. In addition, Hydrafinil is a weaker dopamine reuptake inhibitor .

Hydrafinil;Fluorenol is an alcohol derivative of fluorene. In the most significant isomer, fluoren-9-ol or 9-hydroxyfluorene, the hydroxy group is located on the bridging carbon between the two benzene rings. Hydroxyfluorene can be converted to fluorenone by oxidation.

1.Improving Memory
2.Improving the brain function
3.Preventing and treating senile dementia
4.Enhancing the learning ability
5.Increasing the attention
6.Relieving the anxiety