According to the website Drugs, you should not exceed three 36-mg doses in a 24-hour period as too much of this medication can result in liver damage. The most common side effects include fever, dry mouth, anxiety, drowsiness, muscle weakness and development of a skin rash.
Itâs recommended that you run your pool filter and pump at LEAST 8 hours a day. Your filter and pump is what keeps your pool clean, and itâs important to make sure that all of your pool water runs through the filter at least once a day. The more you run your pool filter, the less chance for pool water problems.
   1 to 2 hours.    Another user said:   If by the pool filter, you mean how long to run the pool pump to  circulate water, I have been advised by pool pros to run it  according to the hours of daylight at the time. e.g., in the summer  run it 12 to 14 hours and in the winter, 8 hours.