Jet (Fallout: New Vegas)

Jet is a consumable item

Background
The manufacture of Jet spread across the wasteland, including to places like Red Rock Canyon. The Great Khans manufacture the drug as a form of income and sold to nearby customers such as the Fiends. Gangs such as the Omertas offer Jet to girls that work at Gomorrah, causing addiction, referred to as "slavery through a needle" by Sweetie. 

Locations

 * Sgt. Daniel Contreras in the back of Camp McCarran supply shack has five every time his inventory resets.
 * Jack at the Red Rock drug lab sells Jet.
 * Dr. Ada Straus sells one occasionally.
 * Two can be found in the Goodsprings gas station in the Easy locked floor safe.
 * One can be found in a night stand next to the second bed of the guest room in Vault 21.
 * At the Tribal village, Jet can be found in the area around the campfire.
 * Found in Vault 3 in various rooms and on dead Fiends.
 * The bartenders at Gomorrah sell a few doses of Jet.
 * A few can be found in a toilet in the Boulder City ruins.