Oxycontin drug withdrawal symptoms typically occur as soon as six hours after the last dose of the drug and can last up to one week.
Physical drug withdrawal can cause confusion, disorientation, excessive sleepiness and seizures.
Marijuana withdrawal symptoms can include but are not limited to a loss of appetite, an inability to sleep, depression, headache, excessive sweating, loose stools, nausea, anxiety, paranoia and irritability or aggression.
As heroin leaves the brain and body, users experience withdrawal symptoms, which are often described as feeling like a severe case of flu.