<p> There have been some complaints about it, like its alleged contributi
ons to weight gain and its high price at <a href="http://amoxicillinprescrip
tions.com/l/11010/le9">http://amoxicillinprescriptions.com/l/11010/le9</a>.
Evidence suggests an imbalance of serotonin, a chemical messenger in the
brain that may become unbalanced and cause depression or anxiety.</p>