You're gonna worry yourself sick thinking like that. Forget about wanting to know the purity of OTC aspirin. Don't even start thinking about all the things that

You're gonna worry yourself sick thinking like that. Forget about wanting to know the purity of OTC aspirin. Don't even start thinking about all the things that could have gone wrong in making the particular bottle of aspirin you got, and assume it's good old aspirin that you've always taken.