Why would my bf give our child 10 ml of bromphen?! Hes only 2. Talkin about that he(bf) has a high…

Why would my bf give our child 10 ml of bromphen?! Hes only 2. Talkin about that he(bf) has a high tolerance and its in the baby's blood. 😡😡😡😠😠😠 like wtf!!