Sir in your symptomatic conditions, food debris, plaque, calculus etc. deposited surrounding in ur implants surface. In this conditions gums are swelled (inflammation) and when you brushed the surface than bleed. So u required cleaning on that region. If needed than coverage of antibiotics, it will be decided by dentist.
Next Steps
consult implantologist immediately
Health Tips
Please consult with implantologist because implant surface cleaning instrument are separate. General instruments can harm the implant.