Cervical spondylitis. Medicines safe?

A doctor on practo I consulted online for my symptoms -headache (while using mobile phones ) also nausea after 1-2 hour of use - neck pain -sholder tightness -lower back pain (the two points in the lower back ) From last 40 days I got increased eye pressure in August due to ciplox d use now it's okay after eye doctor treated it.(during those times head was very heavy feeling) And I took allerga 180 two times /day for 3 days and 1 for two day for forehead and eye allergy on 1st August to 5-6 August earlier. I felt dizzy and sleepy for some days  And ciplox d use was from 1st August to 20 August. Now doctor told me that it's cervical spondylitis issue I haven't done any mri yet . He prescribed etoshine 90, myotop 150 two times, gabapin nt 100 at bedtime and nexpro 40 before food ( I'm afraid of medicine s) and I'm not sure is it the problem . please help are these medicines safe ? I want to consult more about it .