Ключевые слова: 3d, allergic, allergic conjunctivitis, allergic rhinitis, allergy, aminopyridines, anaphylactic shock, antihistamine, atomic, bond, bronchial asthma, built structure, c16h20cln3, chain, chemical, chemical compound, chemical formula, chlorobenzene derivatives, chloropyramine, clinical, disease, drug, firstgeneration antihistamine, formula, h1 receptor antagonists, health care, histamine, insect bites, laboratory, medical, medicament, medication, medicinal, medicine, model, molecular, molecular structure, molecule, pharmaceutical, pharmacy, quinckes edema, skeletal, structural, structure, treatment,