Loratadine is an antihistamine that is sold under the brand name of Claritin. This medication is used to treat hay fever and allergy symptoms such as sneezing, runny nose, itching and watery eyes.
Epiglottis. The epiglottis is a flap of soft cartilage, covered by a mucous membrane. It is attached to the back of the tongue and acts as a valve during swallowing to prevent food and liquid from entering the lungs. This valve closes when we swallow food, liquid, even saliva, without us having to think about doing so.In other words, it is an unconscious action.t is attached to the back of the tongue and acts as a valve during swallowing to prevent food and liquid from entering the lungs. This valve closes when we swallow food, liquid, even saliva, without us having to think about doing so.
Food enters the lungs on rare occasions, and can be dangerous, or life-threatening. The throat (pharyx). There is a flap of tissue (cartilage) called the epiglottis, its nickname is the guardian of the airways, and it closes the windpipe (trachea) when you swallow. This makes sure no food goes into the lungs. Sometimes, if people eat too fast, talk, or laugh while they are eating, the flap may not close in time and food can go down the trachea, into a bronchus, and into a lung.