Rhinitis Medicamentosa

Symptoms Rhinitis medicamentosa manifests as a stuffy nose with swollen and histologically altered nasal mucosa. Causes It is the result of prolonged use of decongestant nasal medications (sprays, drops, oils, gels) containing active ingredients such as xylometazoline, oxymetazoline, naphazoline, or phenylephrine. Because the nasal mucosa no longer swells on its own and habituation occurs, the … Rhinitis Medicamentosa

House Dust Mite Allergy

Symptoms A dust mite allergy manifests itself in allergic symptoms. These include: Perennial allergic rhinitis: sneezing, runny nose, in the later course of the disease rather a chronically stuffy nose. Allergic conjunctivitis: itchy, watery, swollen and red eyes. Sinusitis with headache and facial pain Lower respiratory tract: cough, bronchial asthma. Itching, rash, eczema, exacerbation of … House Dust Mite Allergy

Hay Fever and Children: Beware of Asthma

About seven percent of six- to seven-year-old children and 15 percent of 13- to 14-year-olds have hay fever. They struggle during pollen season with sneezing fits, runny noses and itchy eyes. This not only affects outdoor play. Children with hay fever also have difficulty concentrating at school. That’s why school performance often drops during pollen … Hay Fever and Children: Beware of Asthma

Pollen: Uptake Through the Skin Plagues Allergy Sufferers with Hay Fever

With the onset of spring, the season of pollen has also begun at the same time. For allergy sufferers, the spring air is therefore often associated with a real challenge. A sniffling nose, constant sneezing, watery and itchy eyes, and discomfort when breathing are then first part of everyday life. Whereas it was previously assumed … Pollen: Uptake Through the Skin Plagues Allergy Sufferers with Hay Fever

Cyclizine

Product Cyclizine has been discontinued in many countries since 2008. Marzine is no longer available. Possible alternatives include the antihistamines dimenhydrinate or meclozine. Structure and properties Cyclizine (C18H22N2, Mr = 266.38 g/mol) is a piperazine derivative. In the drug, it is present as cyclizine hydrochloride. Effects Cyclizine (ATC R06AE03) has antihistamine, antiemetic, antivertiginous, and sedative … Cyclizine

Antiallergics

Products Anti-allergy medications are available in numerous dosage forms. These include tablets, capsules, solutions, suspensions, nasal sprays, eye drops, inhalation preparations, and injectables. Structure and properties Antiallergic drugs do not have a uniform chemical structure. However, several groups within the class can be identified (see below). Effects Antiallergic drugs have antiallergic, antiinflammatory, immunosuppressive, antihistamine, and … Antiallergics

Keratoconus: Causes, Symptoms & Treatment

Keratoconus is a progressive thinning and deformation of the cornea of the eye (cornea). A cone-shaped protrusion of the cornea takes place. Keratoconus is often accompanied by other diseases and, in some cases, genetic disorders. What is keratoconus? Keratoconus is characterized by the cone-shaped deformation and thinning of the cornea of the eye. Both eyes … Keratoconus: Causes, Symptoms & Treatment

Cromoglicic Acid Nasal Spray

Products Cromoglicic acid nasal spray has been approved in many countries since 1975. Generic products are commercially available (e.g., Cromodyn). The original Lomusol has been off the market since 2014. Structure and properties The spray contains sodium cromoglicate (C23H14Na2O11, Mr = 512.3 g/mol), a white, crystalline, hygroscopic powder that is soluble in water. It is … Cromoglicic Acid Nasal Spray

Sympathomimetics

Products Sympathomimetics are commercially available, for example, in the form of tablets, capsules, granules, injectable solutions, eye drops, and nasal sprays. Structure and properties Sympathomimetics are structurally derived from the natural neurotransmitters epinephrine and norepinephrine. Effects Sympathomimetics have sympathomimetic properties, meaning that they promote the effects of the sympathetic nervous system, a portion of the … Sympathomimetics