Clinics & Services Canisbay and Castletown Group Practice offer a range of clinics and services with additional services provided by your local pharmacist. You can also find self-help information on a variety of topics on the NHS Inform website. Consultations Home Visits Child Health Non-NHS Private Work Health STI Screen (testing at home) Other Services Warts & Verrucas Ear Wax Build-Up Self-Help Physiotherapy