really wants to clear out their sinus completely, then the saline/sterile water flushes are the way to go. In fact, she'd highly recommend that users who insufflate powder/pills do this on an on-going basis in proportion to the frequency they practice insufflation
. It will both help reduce the instant of sinus issues and infections. It will also clean and clear out mucosal tissues/space allowing for better adsorption of the preferred substance later.
SwiMJ got the materials just right. As mentioned before, there's an ENT doc
on YouTube that has posted video
instructions/demos of patients showing how the procedure is done at home.