Solvent for Chemotere 20mg Injection

Can we continuously use lubricating eye drops for prolonged period of time

I got Lasik done on 3rd May 2016 and I'm still experiencing the post-lasik dry eye. I have been prescribed by the doctor Systane Ultra" eye drops 4 times a day and I'm willing to go for a lesser expensive alternate - Ocumoist. Please suggest if it is okay to use this alternative - as I also worry about intoxicating my eyes with preservatives."

She suffering from asthma, whenever weather changes, she suffers from continuous cough, what diet have to take to prevent from asthma whenever weather changes, in addition to medicines.

Dr while playing small insect got into my eye had a burning sensation at that moment. I splashed water in my left eye then it was fine but I had little burning sensation. I n the morning it was red and in the corner of my eye I could see redness went to the Dr. He gave moxi and polydex. . But when I used to put it I got burning. .I showed to other Dr. .He told moxi is not suiting you He gave tobrex (tobramycin) drops initially to be put every 15mnts and next day hourly,tab saidane (twice aday)for irritation, wysolone20mg tab for alergy to be taken once in night now doctor it's 2nd day of these medicines still very little improvement is there tells it will take 5 6 days redness is there in the lower side of eye pls advise 1.is the medicine given is okay. 2.how much time it should take to subside. 3.should I consult some other doctor 4.any other advise or medicine