ONJ has not been linked with the routine use of bisphosphonates taken by mouth as treatment for osteoporosis. Thus, people should still use oral bisphosphonates as prescribed. However, when possible, any necessary oral surgery should be done before use of bisphosphonates is begun.
Remove nozzle tips and screens, and clean them using a cleaning solution. Use a brush with plastic bristles to clean the nozzle tips. Rinse the cleaning solution off all parts with clean water. Many nozzle manufacturers have brushes designed specifically for cleaning out nozzles.
To clean any remaining residue, flush the tub drain and overflow drain with a solution of 1 cup of vinegar and 1 cup of baking soda. After it stops fizzing, rinse with boiling water. Clean and reinstall the overflow faceplate and drain plug. Be sure to tighten the setscrew.