No, guifensen in high doses may induce projectile vomitting which is far from pleasant. Pseudoephedrine in high doses may cause convulsions, irregular heart beat and breathing problems.
Nullific Reviewed by Nullific on . dxm with other ingredients ok the robitussin sitting in my medicine cabnet contains dxm as well as guaifenesin and pseudoephedrine. Is it ok to still drink it? Rating: 5