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.
Causes of Similar Symptoms to Body pain. Research the causes of these symptoms that are similar to, or related to, the symptom Body pain: 1  Pain (6458 causes). 2  Chronic pain. 3  Muscle pain (956 causes). 4  Bone pain (272 causes).5  Skin pain (116 causes). 6  Aches (904 causes). 7  Leg pain (214 causes).auses of Similar Symptoms to Body pain. Research the causes of these symptoms that are similar to, or related to, the symptom Body pain: 1  Pain (6458 causes). 2  Chronic pain. 3  Muscle pain (956 causes). 4  Bone pain (272 causes).