Cholesterol is a building material for cells. Especially high cholesterol is in red blood cells. It is also found in significant quantities in the cells of the liver and brain. In addition, cholesterol plays an important role in digestion, participating in the formation of bile acids. Cholesterol affects the synthesis of vitamin D in the skin and helps to maintain a high level of immunity. It plays an important role in the process of metabolism of fat-soluble vitamins (A, D, E and K). It is necessary because it provides the vital functions of organs and systems. (more…)

Drugs are substances which directly affect a mental state of person. Drugs often marginalize people and drug-addicted persons have problems with socialization in society.

The main types of drugs and side effects are listed below. (more…)

Scientists explain the increasing number of diseases by dysfunction of the blood brain barrier (BBB). Pathological permeability of BBB develops with almost all types of central nervous system pathology. On the other hand, to ensure the penetration of certain drugs into the brain overcoming the BBB becomes a primary target. (more…)

Broadly speaking, drugs are all substances which affect the health, perception of the environment and behavior of a person. Usually drugs are substances which people use to achieve the state of exhilaration, but these substances are prohibited by law and cause harm to the health. Drugs can be of both natural and synthetic origin. Virtually every drug has its own name (and not only one). All drugs cause addiction. This is the desire to take a drug again and again. (more…)

Those who take drugs of opioid group (opium, heroin) pass away from overdose most often. These narcotics have an oppressing impact on nervous system that allows to use opium in medicine as anesthetic. This effect extends to the whole brain, including respiratory center therefore breath is slowed down at influence of opiates. In case of an overdose intake breath not only slows down, but also can stop and cause death. (more…)

Hemorrhagic gastritis is an inflammatory damage of stomach lining which is characterized by emergence of erosion and bleedings. This pathology can have sharp or chronic course and is followed by blunt discomfort in epigastric zone. It's important to consult the expert in due time to prevent dangerous consequences of this disease. (more…)

It's necessary to care about kidneys because these organs are also very important part of our organism. But usually we don't pay due attention to them: we eat unhealthy food, forget to drink clear water… And then our organism can start giving signals that something's wrong: (more…)


  • Manifestations of angioedema can be well distinguishable or hidden if it affects only internal organs.
  • Edema of scrotums, lips, cheeks, eyelids, mucous membranes of mouth, backside of feet and palms. In such cases hypostasis is dense; no traces remain on skin at pressing. This type of giant hives release in 2-3 days.
  • In hypostasis areas you can feel skin tension and straining, there is practically no pain at the same time.
  • At a laryngeal edema hoarse cough is noted, voice becomes gruff, respiratory difficulty and short wind appear, the face becomes blue and sharply turns pale. The throat swells in a third of cases which is life-threatening.
  • At hypostasis of internals vomiting, sharp pains in the stomach, diarrhea can be observed. If the bladder swells, problems with urination and small gripes can appear.
  • Besides Quincke's edema in children can manifest by pricking of the tongue and roof of the mouth, vomiting, diarrhea with GIT swelling, also fever, strong excitement, joint pains, consciousness loss.


Women often complain of headaches when carrying a child. But now they can no longer take anesthetic pharmacy drugs uncontrollably. Most of them are dangerous for the development of the baby. What pills are allowed to use by expectant mothers? What do they need to know about alternative anesthetics? (more…)

Bile is a thick, yellowish liquid that is produced by the liver. Its main functions are to improve the absorption of fats, as well as to intensify the movement of food through the intestines. (more…)