Detailed text transcripts for TV channel - KGO - 20120518:09:46:00
Azithromycin, could put your life, literally, on the line here. abc's dr. richard besser has the warning. >> reporter: "z," it's the letter relied on by so many people fighting common infections. z-pak antibiotics. just one pill for five days. >> i took z-pak for the first time for a sinus infection. >> i have done the z-pak twice. >> i've taken z-pak before for sinus infection. >> reporter: but the new study finds a problem. taking a z-pak, azithromycin, increases your risk of sudden heart death perhaps because it disturbs heart rhythms. researchers found that in a million patients taking a z...