(drug) Any substance (other than food) that is used to prevent, diagnose, treat, or relieve symptoms of a disease or abnormal condition. Drugs can also affect how the brain and the rest of the body work and cause changes in mood, awareness, thoughts, feelings, or behavior.
There are four main groups of drugs, divided according to their major effects, plus a few substances that do not easily fit into any category....The main categories are:stimulants (e.g. cocaine)depressants (e.g. alcohol)opium-related painkillers (e.g. heroin)hallucinogens (e.g. LSD)
7 Drug Categories(1) Central Nervous System (CNS) Depressants. CNS depressants slow down the operations of the brain and the body. ... (2) CNS Stimulants. ... (3) Hallucinogens. ... (4) Dissociative Anesthetics. ... (5) Narcotic Analgesics. ... (6) Inhalants. ... (7) Cannabis.
These include:alcohol.tobacco.cannabis.methamphetamines (e.g. MDMA) and other stimulants such as cocaine.new psychoactive substances – synthetic drugs.opioids, including heroin.the non-medical use of prescription drugs.
Here are the five main categories and some information about each:Central nervous system depressants.Central nervous system stimulants.Opiates and Opiodes.Hallucinogens.Marijuana.
Why do people use drugs? People use drugs for many reasons: they want to feel good, stop feeling bad, or perform better in school or at work, or they are curious because others are doing it and they want to fit in. The last reason is very common among teens. Drugs excite the parts of the brain that make you feel good.
There are over 20,000 prescription drug products approved for marketing. FDA oversees over 6,700 different medical device product categories.
Legal drug means any drug, including any prescription drug or over-the-counter drug, that has been legally obtained and that is not unlawfully sold or distributed.
The risks associated with hard drugs are greater than in the case of soft drugs, especially in terms of health hazards, addiction, and the impact on public order. Hard drugs include, for instance, heroin, cocaine, amphetamine, LSD and ecstasy.
A drug, or pharmaceutical, is a substance used to prevent or cure a disease or ailment or to alleviate its symptoms. In the U.S., some drugs are available over-the-counter while others can be purchased only with a doctor's prescription.
The drug categories are:Stimulants.Inhalants.Cannabinoids.Depressants.Opioids.Steroids.Hallucinogens.Prescription drugs.
Seizures, stroke, mental confusion and brain damage. Lung disease. Problems with memory, attention and decision-making, which make daily living more difficult. Global effects of drugs on the body, such as breast development in men and increases in body temperature, which can lead to other health problems.