Now there is a constant increase in the number of allergy diseases and the occurrence of serious allergic reactions. Antihistamines of a new generation by blockade of neuromediators can stop pathological processes. The main area of use of these drugs is to combat the symptoms of allergies and colds. In contrast, previous drugs only reduced the symptoms, but did not affect the sensitizing property of allergens.
What is the new generation of antihistamines?
This group of medicines is aimed at blocking histamine, affecting the receptors of the respiratory system, skin and eyes, leading to the appearance of allergy symptoms, which these same drugs prevent.
Antihistamines have sedative, anticholinergic, local anesthetic, antispastic properties. They also allow you to eliminate itching and swelling.
Depending on the time of their appearance, the drugs are divided into three main groups:
- H1 blocking agents, histamine receptors are used to control allergies;
- blockers H2 are taken with stomach diseases;
- blockers H3, are used to treat neurological pathologies.
New generation antihistamines, whose names are discussed in the article, have sufficient selectivity and do not penetrate the blood-brain wall, due to which there are no side effects from the nervous system and heart.
These properties allow long-term use of drugs for such diseases:
- contact allergic dermatitis;
- urticaria ;
- seasonal rhinitis, whose duration is more than two weeks.
New generation antihistamines - list
The most effective antihistamine drugs belonging to the new generation are identified in the following list:
- Citirizine;
- Bamipin;
- Ebastin;
- Fexofenadine;
- Loratadin.
Most often, patients are prescribed Loratadine, in which there is no sedative effect, but to prevent it, you should stop using alcohol. The medicine is suitable for use by people of any age. Its analog is Claritin, which is sold in a pharmacy without a prescription.
Another popular remedy is Fexofenadine, otherwise called Teflast. Its use does not affect the central nervous system, its effect reaches the drug after an hour. It is not recommended for persons with intolerance of components.
Strong new generation antihistamines
Due to the fact that such drugs do not have a sedative and cardiostatic effect, they can be used to treat a person whose work is associated with intense mental activity and concentration of attention.
Among all antihistamines of the new generation, Zirtek is singled out. Being a blocker of histamine, it depresses its activity. This allows not only to remove the symptoms of the disease, but also to prevent the occurrence of allergies. The drug also possesses
- reduces swelling;
- eliminates rash and itching;
- reduces the permeability of capillaries;
- relieves of skin manifestations with cold urticaria.
Also worth paying attention to another antihistamine drug related to the new generation, Erius. The main active ingredient is desloratadine, which has a selective effect on histamine receptors. When taking medication, serotonin and chemokine are observed to stop, itching and swelling are reduced. The effect of the drug continues for 24 hours, the effect is observed after half an hour after ingestion.