Tag: drug, tobacco and alcohol consumption

• Barbiturates are sedative-hypnotic drugs that were once commonly used as sedatives or anti-anxiety medications. Some people abuse barbiturates because they desire the pleasant psychoactive effects of these drugs, which are similar to those of alcohol. These effects include making the user feel happy, more relaxed, talkative and less inhibited.
  
• Amphetamines are the CNS stimulants prescribed for the treatment of narcolepsy, hyperactivity, asthma. Amphetamines are often abused for their ability to suppress appetite. Its misuse may have a devastating and long-lasting possibly permanent impact on the person abusing them.
• Benzodiazepines are a class of sedative drugs administered for the relief of symptoms associated with anxiety, panic disorders, seizures, muscle spasms and alcohol withdrawal. They depress CNS resulting in sedation and feeling of relaxation.
• Lysergic acid diethylamide (LSD) belongs to a group of drugs known as hallucinogens. A person does not experience physical withdrawal symptoms when they stop using LSD.

Nerve depressants or CNS depressants are the substances that slow the brain activity. This includes sedatives and tranquilizers. This makes them useful for treating anxiety and sleep disorders.
Thus, the correct answer is option (D), 'Are sedatives and tranquillisers both'.

Caffeine is a central nervous system stimulant of the methylxanthine class of psychoactive drugs. It is a bitter, white crystalline purine, a methylxanthine alkaloid, and thus closely related chemically to the adenine and guanine contained in DNA and RNA.
So, the correct answer is option C.

LSD or lysergic acid diethylamide is mood-changing chemical.
A sedative or tranquillizer is a substance, that induces sedation by reducing irritability or excitement of nervous activity.
Narcotics are any of a class of substances that blunt senses.
Stimulant is psychoactive drugs, that induce temporary improvements.
So, the correct answer is option D.

Psychotropic drug is any chemical substance, that changes brain function and results in alterations in perceptions, mood or consciousness. Commonly used psychotropic drugs are anxiolytics, euphoriants, stimulants, depressants like sedatives, hypnotics and narcotics and hallucinogens.
So, the correct answer is option C.

THC is the abbreviated form of tetrahydrocannabinol. It is one of the compounds found in the resins which are secreted by the glands of Cannabis plant. It is considered as the mind-altering ingredient. The drug shows many physiological effects on the individual's memory, concentration, co-ordination, thinking, perception, movements, etc. The drug is considered to be a hallucinogen and recreates environment in the individual's mind which is not existing in reality.

Heroin is an opiate, which produces a quick, intense feeling of pleasure followed by a sense of well-being and calm.
Metastasis is the property of malignant tumors (and not benign tumors) to spread from one place to another in the body.
Cannabinoids (THC) appears to ease moderate pain (analgesic) and to be neuroprotective and hence is given after surgeries.

Atropa bellandona produces the drug belladona. It is an alkaloid which is atropine and hyoscyamine. The leaves and root contain the alkaloid. It is used to cure and relieve pain.