Opiate That Is Injected; Extremely Addictive

This page is the CodyCross answer for the clue below from Ancient Egypt, Group 192, Puzzle 5 (Nile Flooding).

Question is: Opiate That Is Injected; Extremely Addictive

and the answer is: HEROIN

Word Meaning:

HEROIN — A powerful and addictive drug derived from opium producing intense euphoria, classed as an illegal narcotic in most of the world.

Definitions from Wiktionary.