Basal Insulin Switch Starting Dose (FDA Labels)

The starting dose when one basal insulin replaces another, from the label of the insulin being started.

Open the tool → Runs in your browser. Data leaves only if you deliberately send a problem report from the interactive tool.

Example

Basal insulin being started
Lantus (insulin glargine 100 units/mL)
Basal insulin being stopped
NPH insulin
Current basal insulin taken once or twice daily
Twice daily
Current total daily basal dose
50 units

Result: The Lantus label starts at 80% of the total: 40 units once daily, from 50 units a day of NPH insulin.

The tool opens with these values already filled in. Replace them with your own.

What you enter

  • Basal insulin being started
  • Basal insulin being stopped
  • Current basal insulin taken once or twice daily
  • Current total daily basal dose
  • Adult or pediatric (Tresiba)
How this is calculated

Citation

FDA labels on DailyMed, section 2.4 of each: Lantus (switching to Lantus from other insulin therapies), Basaglar (changing to Basaglar), Toujeo (starting dose in patients already on insulin therapy) and Tresiba (switching to Tresiba). Read the sources: Lantus label ↗, Basaglar label ↗, Toujeo label ↗, Tresiba label ↗

A reference and educational tool. Not medical, legal, or financial advice, and not a substitute for clinician judgment.

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Built by Clay Good. Source on GitHub.