What precautions should be taken when taking bilastine?

As a responsible healthcare practitioner, I must inquire about the necessary precautions one should take when administering bilastine. Firstly, is it essential to inform the patient of any known allergies or sensitivities to bilastine or its components? Additionally, what are the potential side effects one may experience, and how should they be monitored? Furthermore, are there any medications or supplements that may interact with bilastine, potentially causing adverse reactions? Finally, are there any specific instructions for dosage and administration that must be followed to ensure the safety and efficacy of bilastine?