Pentazocine It exert its major actions on the :

The cardiovascular response to pentazocine differ from other opioids in that high doses cause increased blood pressure and heart rate, flushing, chills, and
sweating.

It is synthetic analog of methado

Clinical symptoms caused by propoxyphene overdose may completely dominate those of a toxic acetaminophen ingestion

A survey of cocaine users discovered that 61% were intranasal users, 21%smoked the free base form, and 18% were IV users.

Cocaine interferes with reuptake of

Cocaine has also been shown to block reuptake of dopamine and
interfere with serotonin activity.

Diazepam is the drug of first choice to control cocaine-induced seizures. When seizure control is inadequate phenobarbital may be substituted.

Low doses of Tetra-hydro-cannabinol (THC)

High doses of THC : a progression to disturbance in thought processes and time perception, impairment in short-term memory, and ataxia may be prominent.

In high dose of THC may induce feeling of

In Marijuana , Cardiovascular effects may include dose-related sinus tachycardia, and blood pressure is usually significantly affected.

Marijuana smoking may cause cancer due to its high tar content.