Dr. Barry Allen Kohn M.D.

One of the most common myths and misconceptions about eczema is that it is contagious. Probably, this myth has circulated due to the closeness of people who have the condition. For example, if your sibling or friend has eczema and uses a certain type of perfume or skin moisturizer, you may at one...

What are Allergies?An allergy is basically a disorder of the immune system response that leads to certain symptoms, such as coughing, sneezing, watery eyes, and a runny nose. When the immune system reacts to a foreign substance, such as dust mites, pollen, pet dander, bee venom, or any kind of food,...

One of the leading reasons why individuals visit their doctors is sinus pain. According to research, approximately 37 million American citizens get symptoms for sinusitis like thick nasal discharge, sinus pain, and nasal congestion. That figure is on the rise due to an increase in pollutants and...

Generic Name: LoratadineBrand Name(s): Alavert, Tavist ND, Dimetapp ND, Claritin RediTabsWhat is loratadine?Loratadine is an antihistamine that blocks the action of histamine, which is a chemical released by mast cells in response to an allergen. When histamine is released, it causes symptoms of...

What are histamine blockers?Histamine blockers also called as antihistamines are medications that block or reduce histamine to stop the symptoms of allergy. Histamine is a chemical that is released by a type of white blood cell called mast cell in response to allergies or injuries. The cells that...

The allergens which cause sneezing and watery eyes in many people, are the ones responsible for asthma attacks in few others. It can be stated without the shred of a doubt that allergies trigger the most commonly suffered chronic conditions in the United States. The connection between allergies and...