Don't Go to CVS If You're Having an Asthma Attack and Have Less Than $21 Max Read · 10/16/10 10:24AM Click to viewKatherine O'Connor was having an asthma attack while walking home in New Jersey with her boyfriend. Luckily, there was a CVS right there. But she only had $20, and the inhaler cost $21. And CVS wouldn't give it to her.