Hydroxyzine (/haÉªËdrÉksáµ»ziËn/) is a first-generation antihistamine of the diphenylmethane and piperazine class. It was first synthesized by Union Chimique Belge in 1956 and was marketed by Pfizer in the United States later the same year, and is still in widespread use today.
One common cause of muscle aches and pain is fibromyalgia, a condition that causes tenderness in your muscles and surrounding soft tissue, sleep difficulties, fatigue, and headaches. The most common causes of muscle aches and pains are: Injury or trauma, including sprains and strains.
Cause of Fatigue. While there are many peripheral causes of fatigue, the primary culprit in COPD is lack of oxygen in the bloodstream. Because of the progressive damage COPD causes the lungs, the air sacs are hindered in their ability to absorb the oxygen you breathe, causing diminished energy for all bodily functions.