What should I do if I happen to swallow the saline solution during the SINUS RINSE procedure? Posted on December 31, 2018March 8, 2023 by 0 Vote Up Vote Down Ask A Doctor Staff asked 4 years ago What should I do if I happen to swallow the saline solution during the SINUS RINSE procedure? 1 Answers 1 Vote Up Vote Down Ask A Doctor Staff answered 4 years ago It should not do any harm. If you follow our directions, the chances of solution reaching the back of the throat are very small. Please login or Register to submit your answer Username or Email Address Password Remember Me