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 fix a blocked nozzle, turn off the sprinkler system first. Unscrew the sprinkler head and clear out any blockages with a very thin wire, like a straightened paperclip. Insert the wire into every hole in the nozzle to clear out any blockages.