negative -aches all over, joint pain, lack of energy and motivati...

negative -aches all over, joint pain, lack of energy and motivation, positive -nil asthma, greatly improved sinuses, less head congestion, was told this was the best drug for asthma, polyps-sinus, aspirin allergy. Have been taking singulair for two months, concerned have also noticed feelings of anger/mild depression. Am female 50yrs, breast ca 3 years ago taking femera for 8 months. Am worried whether to continue singulair aches are killing me but could be side effects of femera to scared to go off it. Want to live and have quality of live, have 13 year old, I need to be fit for parental duties/work.