Hello,
Diclofenac may cause only blurred vision but it can not cause sticky eyes.It think it may be a conjunctivitis.You should consult to a eye doctor(ophthalmologist) for this.He may prescribe to keep your eyes clean & may give you antibiotic drops to put in your eyes.
Hope this will be helpful.
Orthopaedic surge&on
15 years experiene,trauma surgeon,Qualified women,pediatric &general orthopedic expert .