Read the following passage and answer if the question is true or false.
Passage: Hydroxyzine preparations require a doctor's prescription. The drug is available in two formulations, the pamoate and the dihydrochloride or hydrochloride salts. Vistaril, Equipose, Masmoran, and Paxistil are preparations of the pamoate salt, while Atarax, Alamon, Aterax, Durrax, Tran-Q, Orgatrax, Quiess, and Tranquizine are of the hydrochloride salt.

Question: is there a difference between hydroxyzine hcl and hydroxyzine pam?

Is the answer True or False? Respond with only "True" or "False" and no additional text.
True.