Hydroxyzine pamoate is primarily used as an antihistamine to treat symptoms of allergies, such as itching, hives, and skin rashes. It is also effective in managing anxiety and tension, often prescribed as a short-term solution for anxiety disorders. Additionally, it is utilized as a sedative to help with insomnia or to calm patients before medical procedures. In some cases, it is administered to alleviate nausea and vomiting, particularly in post-operative settings. Its calming effects make it useful in managing symptoms of alcohol withdrawal as well. Always used under medical supervision, it helps improve quality of life for individuals dealing with these conditions.