BACK TOTOP Browse A-ZSearchBrowse A-ZABCDEFGHIJKLMNOPQRSTUVWXYZ0-9 E-mail FormEmail ResultsName:Email address:Recipients Name:Recipients address:Message: Print-FriendlyBookmarksbookmarks-menuMarijuana intoxicationCannabis intoxication; Intoxication - marijuana (cannabis); Pot; Mary Jane; Weed; Grass; CannabisMarijuana ("pot") intoxication is the euphoria, relaxation, and sometimes undesirable side effects that can occur when people use marijuana. The ability to perform complex tasks may be adversely affected. Many users report excessive appetite after marijuana use.Use marijuanaMarijuana comes from a plant called hemp. Its scientific name is Cannabis sativa. The main, active ingredient in marijuana is THC (short for delta-...Read Article Now Book Mark Article Some states in the Unites States permit marijuana to be used legally to treat certain medical problems. Other states have also legalized its general use.Certain medical problemsMarijuana is best known as a drug that people smoke or eat to get high. It is derived from the plant Cannabis sativa. Possession of marijuana is il...Read Article Now Book Mark Article Symptoms The intoxicating effects of marijuana include relaxation, sleepiness, and mild euphoria (getting high).Smoking marijuana leads to fast and predictable signs and symptoms. Eating marijuana can cause slower, and sometimes less predictable, effects.Marijuana can cause undesirable side effects, which increase with higher doses. These side effects include:Decreased short-term memory Dry mouth Impaired perception and motor skills Red eyes More serious side effects include panic, paranoia, or acute psychosis, which may be more common with new users or in those who already have a psychiatric disease.PsychosisPsychosis occurs when a person loses contact with reality. The person may: Have false beliefs about what is taking place, or who one is (delusions)S...Read Article Now Book Mark Article The degree of these side effects varies from person to person, as well as with the amount and strength of marijuana used.Marijuana is often cut with hallucinogens and other more dangerous drugs that have more serious side effects than marijuana. These side effects may include:Sudden high blood pressure with headache High blood pressureBlood pressure is a measurement of the force exerted against the walls of your arteries as your heart pumps blood to your body. Hypertension is the ...Read Article Now Book Mark Article Chest pain and heart rhythm disturbances Extreme hyperactivity and physical violence Heart attack Seizures SeizuresA seizure is the physical changes in behavior that occurs during an episode of abnormal electrical activity in the brain. The term "seizure" is often...Read Article Now Book Mark Article Stroke StrokeA stroke occurs when blood flow to a part of the brain stops. A stroke is sometimes called a "brain attack. " If blood flow is cut off for longer th...Read Article Now Book Mark Article Sudden collapse (cardiac arrest) from heart rhythm disturbances Treatment Treatment and care involves:Preventing injury Reassuring those who have panic reactions due to the drug Sedatives, called benzodiazepines, such as diazepam (Valium) or lorazepam (Ativan), may be given. Children who have more serious symptoms or those with serious side effects may need to stay in the hospital for treatment. Treatment may include heart and brain monitoring.In the emergency department, the person may receive:Activated charcoal, if the drug has been eaten Blood and urine tests Breathing support, including oxygen, tube through the mouth, and breathing machine (ventilator) Chest x-ray Computerized axial tomography (CT, or advanced imaging) scan ECG (electrocardiogram, or heart tracing) Fluids through the vein (intravenous, or IV) Medicines to relieve symptoms (see above) Outlook (Prognosis) Uncomplicated marijuana intoxication rarely needs medical advice or treatment. Recurrent anxiety attacks may occur and require medications or other ongoing treatment. Occasionally, serious symptoms occur. However, these symptoms are rare and usually associated with other drugs or compounds mixed in with marijuana. When to Contact a Medical Professional If someone who has been using marijuana develops any of the symptoms of intoxication, has trouble breathing, or cannot be awakened, call 911 or the local emergency number. If the person has stopped breathing or has no pulse, begin cardiopulmonary resuscitation (CPR) and continue it until help arrives.Open ReferencesReferencesBrust JCM. Effects of drug abuse on the nervous system. In: Jankovic J, Mazziotta JC, Pomeroy SL, Newman NJ, eds. Bradley and Daroff’s Neurology in Clinical Practice. 8th ed. Philadelphia, PA: Elsevier; 2022:chap 87.Iwanicki JL. Hallucinogens. In: Walls RM, Hockberger RS, Gausche-Hill M, eds. Rosen's Emergency Medicine: Concepts and Clinical Practice. 9th ed. Philadelphia, PA: Elsevier; 2018:chap 150.AllVideoImagesTogRelated Information Substance use(Special Topic)Substance use disorder(Condition)Drug use first aid(Injury) Review Date: 1/1/2021 Reviewed By: Jacob L. Heller, MD, MHA, Emergency Medicine, Emeritus, Virginia Mason Medical Center, Seattle, WA. Also reviewed by David Zieve, MD, MHA, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team. The information provided herein should not be used during any medical emergency or for the diagnosis or treatment of any medical condition. A licensed medical professional should be consulted for diagnosis and treatment of any and all medical conditions. Links to other sites are provided for information only -- they do not constitute endorsements of those other sites. © 1997- © 1997- All rights reserved. A.D.A.M. content is best viewed in IE9 or above, Firefox and Google Chrome browser.Content is best viewed in IE9 or above, Firefox and Google Chrome browser.