Oxycodone is an opioid pain medication used to treat moderate to severe pain. Includes oxycodone side effects, dose, reviews, warnings, and more. Hydrochloric acid, also called muriatic acid, is a clear, colorless and extremely pungent solution of hydrogen chloride in water. The... Cetirizine treats cold or allergy symptoms such as sneezing, itching, watery eyes, or runny nose. Includes cetirizine side effects, interactions and indications. Hydrochloride is the most commonly used salt, and 15.5% of all drugs contain it. All types of oxycodone are the hydrochloride salt, but sometimes drug data information will just shorten the name to oxycodone.