I went to RxList and searched Amitryptilene
& got Elavil as the pure med
According to RxList.com
http://www.rxlist.com/elavil-drug.htm
SIDE EFFECTS: See also Warning section. Drowsiness, dizziness, dry mouth, blurred vision, constipation, fast heartbeat, nausea, vomiting, loss of appetite, changes in taste, weight gain, tiredness, or trouble urinating may occur. If any of these effects persist or worsen, notify your doctor or pharmacist promptly.
Also-regarding Elavil
Please Note: This brand name drug is no longer available in the US.
I don't think that that means you can't get it generically-probably can & do.