Tadalafil, sold under the brand name Cialis among others, is a medication used to treat erectile dysfunction, benign prostatic hyperplasia, and pulmonary arterial hypertension. It is a tablet taken by mouth. Onset is typically within half an hour and the duration is up to 36 hours.
Diazepam may be administered intravenously or intramuscularly (deep into the muscle). However, absorption following I.M. administration is slow and erratic; thus, this route of administration should be avoided if possible.
Oxycodone, sold under the brand name OxyContin among others, is an opioid medication used for the treatment of moderate to severe pain, and a common drug of abuse. It is usually taken by mouth and is available in immediate-release and controlled-release formulations