How many eye drops do i give my 10 month old son and how often? help please!?

He has pink eye, and I have the eye drops to cure it (sulfacetamide sodium ophthalmic solution 10%). I just need to know how much to give hime and how often...the doctor won't tell me unless I bring him in and it's Friday night!!! I wouldn't be able to take him till monday morning, and I am NOT sitting in a hospital for 5 hours! He'll just get swine flu sittin in there! Please help!