Lesson 1 Flashcards
It is any substance (with the exception of food and water) which, when taken into the body, alters the body’s
function either physically and/or psydhologically.
Drug
- plant leaves, flowering tops, hashish. opium and marijuana
Natural
-drugs that are product by laboratory
Synthetic
- drugs requiring written authourization from a doctor before they can be purchased,
Prescriptive drugs
are non-prescription medicines, which may be purchased form only any pharmacy or drugstore without written authorization from a doctor.
Over- the - Counter drugs (OTCs) -
- Are plant substances that have drug effects and whose use is not generally regulated by the law
Herbal Drugs
-Are commercial producs that have a psychoactive drug effects but are not usually considered drus
Unrecognized Drugs
-it is the amount of drug taken at one time.
Dose
- it refers to the amount needed to treat or heal, that is, the smallest amount of drug that will produce a therapeutic effect.
Minimal
- it pertains to the largest amount of drug that will produce a desired therapeutic effect, without any accompanying symptoms of toxicity.
Maximal
- the amount needed to produce the side effects and action desired by, an individual who improperty uses it.
Abusive
- the amount of drug that will cause death.
Lethal
- a substance which when taken into the human body cures illness and/or relieves signs/symptoms of disease.
Medical drugs
- these are drugs that relieve pain. However, they may produce the opposite effects on somebody who suffers from peptic ulcer or gastric imitation.
Analgesics
- drugs that combat or control infectious organisms. Ingesting the same antibiotics for a long time can result to allergic reactions and cause resistance to the drug.
Antibiotics
- those drugs that can lower body temperature or fever due to infection
Antipyretics
- those drug that control or combat allergic reactions.
Antihistamines
- these are drugs that prevent the meeting of the egg ceil and sperm cell or prevent the ovary from releasing egg cells.
Contraceptives
-drugs that relieve congestion of nasal passages.
Decongestants
- they can ease the expulsion of mucus and phlegm from the lungs and throat.
Expectorants
- drugs that stimulates defecation and encourage bowel movement
Laxatives
- these are drugs that can calm and quite the nerves and relieve anxiety without causing depression and clouding of the mind.
Sedatives and tranquilizers
- those substances necessary for normal growth and development and proper functioning of the body
Vitamins
- when to mudh of a drug is taken into the phrysiological system of the human body, there may be an extension of its effects.
Overdose
- some drugs cause the release of histamines giving rise to allergic symptoms such as dermatitis, swelling, falls in blood pressure, suffocation and death.
Allergy
- it refers to the individual reaction to a drug, food, etc, for unexplained reason.
Idiosynarasy
drugs are chemicals and some of them have the property of being general protoplasmic poisons.
Poisonous property -
-some drugs are not receptors for one organ but receptors of other organ as well. The effects in the other organs may constitute a side effect, which are most of the time unwanted.
Side effects
- the science of poisons, their effects and antidotes.
Toxicology
This is the safest, most convenient and economical route whenever possible. The drug is taken by the
mouth and must pass through the stomach before being absorbed in the bloodstream. This is the most common ways of taking drugs
Orally
A drug in gaseous form enters the lungs and is quickly absorbed by the capillary system. It is probably the second most commonly employed drug administration.
Inhalation
Drug is administered to the body by the use of syringe or hypodermic needle
Injection
- the drug is injected just below the surface of the skin.
This is sometimes called as “skin popping”.
Subcutaneous
- admiistation iwolves the injection of a drug into a farge musde mass that has a good blood supply, such as the gluteus maximus, quadriceps or triceps.
Intramuscular_
- this is the most efficient means of administration which involves depositing a drug directly to the blood stream. This is also the most rapid drug administration.
Intravenous
It is done by inhaling a powder or a liquid drug into the nasal coats of the mucous membrane
Snorting / Insufflation
Drug is placed in the buccal cavity just under the lips. The active ingredients of the drug are absorbed in the blood stream through the soft tissues lining the mouth.
Buccal
-Drug is administered through the vagina or rectum in a suppository form and the drug is absorbed into the blood stream.
Suppositories
- This refers to the application of drugs diredtly to a body site such as the mucous membrane.
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