Clinical tools for UK general practice

GPCalc

Free quick-reference calculators for GPs and primary care clinicians. Enter a patient's details and get the guidance-based answer straight away. Each tool mirrors published UK guidance and links back to its source.

Contraception

UKMEC 2025 eligibility

Select conditions and see the category (1–4) for the copper IUD, LNG-IUS, implant, injection, progestogen-only pill and combined hormonal contraception.

Open calculator → Cardiovascular

Hypertension (NICE NG136)

Diagnosis pathway, treatment steps and BP targets for adults, with a printable patient leaflet on living well with high blood pressure.

Open calculator → Reference

Medications reference

20 commonly prescribed drugs, each with its three most common side effects and key contraindications or cautions, searchable and filterable by area.

Open reference →
For clinical reference only. These tools support, and do not replace, clinical judgement or the full guidance. Always verify against the source documents and seek specialist advice for complex cases. No patient data is stored or sent anywhere: everything runs in your browser.