Opioids

Levorphanol (Levo-Dromoran)

Street names: Levo-Dromoran, Levorphan

Overdose? Act now. Call emergency services — say "unresponsive, not breathing". Give naloxone for opioid-like signs. Hotlines

⚡What it does

Roughly 4–8× morphine potency with a long, stacking half-life — easy to overdose by redosing
Strong respiratory depression
NMDA activity complicates mixing

Substance	Class	Top risks	Street price
Levorphanol (Levo-Dromoran)	Schedule II	Roughly 4–8× morphine potency with a long, stacking half-life — easy to overdose by redosing; Strong respiratory depression	~$10–$30/tablet diverted
Heroin	Schedule I	Extremely addictive — physical dependence in weeks; Overdose: breathing slows or stops	~$10–$40 per bag
Fentanyl	Schedule II	Respiratory depression; Addiction in days	~$20–$40 per counterfeit pill
Fentanyl HCl (powder)	Schedule II / analogue prosecutions	Lab-purity powder is far stronger than street mixes; Weighing errors are fatal	~$60–$120/gram wholesale equivalent
Acetylfentanyl	Schedule I	~5–15× weaker than fentanyl but still deadly at gram-level mistakes; Frequent cause of cluster overdoses	~$25–$60/g where found
Furanylfentanyl (Fu-F)	Schedule I	Linked to hundreds of fatal overdoses 2016–2018; Potency similar to fentanyl	~$20–$50/g

Street prices are regional estimates. Potency and cuts vary constantly.

What does Levorphanol (Levo-Dromoran) look like?

Tablets (2 mg); injectable

What are the signs of a Levorphanol (Levo-Dromoran) overdose?

Slow breathing; Pinpoint pupils; Deep sedation Call emergency services immediately and give naloxone if available — it reverses opioid overdoses.

How addictive is it?

Roughly 4–8× morphine potency with a long, stacking half-life — easy to overdose by redosing Dependence can develop with regular use.

Facts on this page are compiled from these primary sources. External links open in a new tab.