i'd get this tightness in my chest. like i was breathing through a straw. so i went back to my doctor again. we talked about choices in controller medicines. we chose symbicort to help control my asthma. [ man ] while it's not a rescue inhaler, symbicort improves my lung function, starting within 15 minutes. it helps give me the control to... [ inhales, exhales ] symbicort is a combination of two medicines. it will not replace a rescue inhaler for sudden symptoms and should not be taken more than twice a day. symbicort contains formoterol. medicines like formoterol may increase the chance of asthma-related death, so it is not for people whose asthma is well controlled on other asthma medicines. see your doctor if your asthma does not improve or gets worse. with symbicort, my lung function starts to improve within 15 minutes, helping me... all day. symbicort is a good choice to help control my asthma. [ inhales ] [ exhales ] ask your doctor if it's a good choice for you. i got my first prescription free. call or click to learn more. [ male announcer ] if you can't afford your medication, astrazeneca may be able to help. we get double miles on every purchase.