Defense attorneys argued the plant should not be considered a drug because of its mild effects.
An antibiotic that is also used to treat meningitis could be used to remove a neurotransmitter that triggers withdrawals from the brain.
All four people found dead in a Waynesville home this weekend were shot in the head, an autopsy report shows.
Legislators are still trying to determine how much a shift toward more rehabilitation will cost local governments.
At the Statehouse, the House passed a budget and a bill overhauling the state's criminal code. The Senate passed legislation regulating drug-induced abortions.
The legislature passed the ban last year, but police say they have had a hard time enforcing it.
A study from Indiana University researchers finds negative messaging does not get through to drug and alcohol addicts like positive messaging.
The number of women in Indiana prisons has increased 50 percent in the past decade, mostly because of drug-related charges.
Drug test results will be shared with the school district's administration, and students will be suspended from activities if they test positive.
Bloomington police seized heroin, cocaine, guns and cash during the raid.