Sexual Health Services Garrison Medical Centre Harewood Medical Centre CATTERICK Garrison Medical Centre Thursdays 4.00pm – 5.30pm Walk-in For Military Personnel and their partners ITC Medical Centre Tuesdays 5.00pm – 7.00pm Walk-in For ITC Personnel only Harewood Medical Centre Wednesdays 4.30pm – 7.00pm Walk-in Wednesdays 10.15am – 3.00pm Appointments Open Access Open Access clinics also held across North Yorkshire including Thirsk and Northallerton STI tests & treatments, contraception & advice