Generic Cozaar is used for treating high blood pressure. It is also used to reduce the risk of stroke in certain patients with high blood pressure and for treating kidney disease in certain patients with type 2 diabetes. More info »
Generic Hyzaar is used for treating high blood pressure. It may be used to decrease the risk of stroke in certain patients with high blood pressure. More info »
Regarding the effect: I do notice an increase in bloodflow and a better
stamina using the pills (I use 50mg). A side-effect I have noticed is that
my nose clogs up so I seem like I have a cold for an hour or so after taking
one pill. No other side-effects than that.