What is the simple treatment for diplopia near problem????

The patient is the boy of 12 year....He exuses that he can see the things  far from him single &He has +1.25 R.E. & +1.50L.E. ...

Hello Dr,

 My 3.5 years old son has the following chronic cough happens when ever he is sick. It is same symptom and sequence.

"Gets cold, little throat infection, and fever sensation, we go to doctor, doctor suggest step test nagitive, just viral infection (little red), no antiboitic given by doctor. we go home, second day high fever, cold, give him tylnol. thirday running nose stops, day starts with dry cough...by evening nose become decongested, cough increases..then we have to start nebulization treatment with albutral for 3 days...

It happens same seqenece all the time..how can I preving his wheezing ? These doctors are crazy...they just follow same stuff....

thanks in advance.