A quick reference for the start of the list — refresh the UK guideline instead of trawling the PDF. Calculators and decision aids, distilled and cited. Handy for FRCA revision too. Free, offline, on your phone.
Distilled from Association of Anaesthetists · Difficult Airway Society · CPOC · Resuscitation Council UK · BJA Education · SOBA · BIHS · STOP-Bang
Decision support only. Tools marked DRAFT have not yet completed clinical verification. Always check against the source guideline and your local policy; nothing here is a substitute for clinical judgement.
Maximum safe dose by weight — combines multiple agents and flags additive toxicity.
BJA Educ 2015 · QRH 3-10 VERIFIEDPerioperative glucocorticoid supplementation for adrenal insufficiency & long-term steroids.
Assoc. Anaesthetists 2020 · Verified 3 Jul 2026 DRAFTIdeal, lean and adjusted body weight — which to use for which drug.
SOBA 2022 · Janmahasatian DRAFTWhat to do with each diabetes medication on the day before and day of surgery.
CPOC 2023 DRAFTSGLT2 inhibitors and weight-loss drugs — ketosis risk, fasting rules, when to withhold.
AoA GLP-1 2025CBG is high in the holding bay — proceed, correct, or postpone? Ketones, insulin, VRIII.
CPOC 2023 DRAFTRecognition and dosing reference card — adrenaline by grade, tryptase timing, follow-up.
RCUK / Dodd 2024Unanticipated difficulty — Plan A to D, stop-and-think options, and emergency front-of-neck access.
DAS 2015 DRAFTThe sTOP setup and a lidocaine topicalisation budget calculated to lean body weight.
DAS 2019 · Ahmad DRAFTLow-risk or at-risk? Stratify, then choose — awake, Bailey, remifentanil or exchange catheter.
DAS 2012 · PopatNeuraxial and peripheral blocks in the anticoagulated patient — stop and restart timing.
AoA 2013 DRAFTHypertension found at pre-assessment — proceed or defer, and what counts as controlled.
AoA / BIHS 2016 DRAFTLow Hb before surgery — investigate, treat with oral vs IV iron, or proceed.
CPOC 2025 DRAFTScreen for OSA and plan the anaesthetic — risk score, day-case suitability, CPAP.
STOP-Bang · UK OSA guidanceEvery tool names its source guideline — Association of Anaesthetists, CPOC, RCUK and others — and shows a last-verified date. Nothing is paraphrased from memory.
Installs as an app and keeps working with no signal — in the anaesthetic room, theatre basement, or on the train to your FRCA viva.
No accounts, no analytics, no cookies. Everything runs in your browser and nothing you enter ever leaves your device.
MAC installs straight from the browser — no app store, no sign-up, nothing to pay.