We went to university together <a href=" http://www.exerciseregister.org/keflex-amoxicillin-interaction.pdf ">amoxicillin 875 mg for sinus infection</a> More than two decades ago she took part in pro-democracy protests against Bulgaria&#8217;s crumbling communist regime. Now 50, she is back on the streets with thousands of others to protest against endemic corruption in the Balkan country and to demand the resignation of the new Socialist-led government.