text: compound phenyton  sodium epherdrine hydrocloride and thophyline pills.  can i take these and be safe when get my friend and i want to take these pills and get high.  is this a good idea?  and if so how much should i take? not at all. at least not phenytoin (it's an antiseizure drug/antiepileptic). also, ahs effects on the heart. theophylline meay be fine, but u any way get that from tea & coffee. be careful. take care.