Health library / Prepare for care

Prepare for appointments, medicines and care decisions

Use practical guides to prepare for appointments, keep a medicine list, track symptoms and ask better questions about treatment choices.

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Prepare for care

Topic
Topic

Practical guide

Fasting for a blood test

Published:

Know when fasting is needed, whether water or coffee is allowed, what to ask about medicines and supplements, and what to do if you accidentally eat.

Updated
Sep 8, 2026
Evidence status
Foundational

Practical guide

Keep an accurate medication list

Published:

Record prescriptions, nonprescription medicines, vitamins, and supplements in one current list for routine and emergency care.

Updated
May 29, 2026
Evidence status
Foundational

Practical guide

Evaluate a dietary supplement

Published:

A step-by-step guide to checking a supplement’s claim, evidence, label, quality, interactions, cost, and stopping plan before use.

Updated
May 26, 2026
Evidence status
Developing

Practical guide

Track symptoms and home measurements

Published:

Create a focused record of symptoms or home measurements while avoiding device errors, over-testing, and unsafe self-treatment.

Updated
Sep 25, 2025
Evidence status
Developing

Practical guide

Prepare for a medical appointment

Published:

Turn symptoms, medicines, goals, and questions into a short visit plan that helps a care team understand what matters most.

Updated
Sep 24, 2025
Evidence status
Foundational