And of course, once you start dealing with invertebrate, the time spans can easily be longer than 200 years. So yes, it seems like we're awfully long-lived when you compare us to horses and dogs and cats, but the truth is, there are plenty of examples of animals that live to be well in their 100s, if not 200s.
An antihistamine is a type of drug used to fight allergic reactions. In a severe allergic reaction, an antihistamine can save...
Descriptions. Antihistamines are used to relieve or prevent the symptoms of hay fever and other types of allergy. They work by preventing the effects of a substance called histamine, which is produced by the body. Histamine can cause itching, sneezing, runny nose, and watery eyes. Also, in some persons histamine can close up the bronchial tubes (air passages of the lungs) and make breathing difficult. Some of the antihistamines are also used to prevent motion sickness, nausea, vomiting, and dizziness.