Hydroxyzine HCL is used to calm energy in the brain, which assists in the treatment of allergic reactions, nausea or vomiting. 1  Indications and Usage. 2  Hydroxyzine HCL Dosage. 3  Hydroxyzine HCL Side Effects.ndications and Usage. Hydroxyzine is sold under the brand names Atarax or Vistaril. Hydroxyzine is used as an antihistamine to help reduce the occurrence of sneezing or runny nose. Unlike some antihistamines you can use Hydroxyzine HCL to treat allergic reactions on the skin such as hives or contact dermatitis.
1 These spasms tend to occur when a child is waking up or going to sleep, or after a feeding. Infants can have hundreds of these seizures a day.  Focal seizures. Your baby may sweat, vomit, become pale, and experience spasms or rigidity in one muscle group, such as fingers, arms, or legs.
What are the most common causes of infant choking? Food is the most common cause of infant choking. However, small objects, parts from toys and certain types of behavior during eating â such as eating while distracted â also can cause infant choking.