If those floters are associated with flashes of lightning or feeling of curtain following over eyes and decrease of vision then u have to worry and urgently go to ophthalmologist.
Do you
diabetes?
No treatment is advisable unless there is associated pathology with that.
Next Steps
You may keep nevanc on .... that too don't have definate effect on floters. As floters increased u must show once for retinal examination with Retinal specialist.
Health Tips
Best way is to ignore them if no pathology is there. otherwise test pathology.