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[GLP-1 · Compound guide]

Dulaglutide: pen strength and half-life

Pen strength · Half-life ~5 days

What is dulaglutide?

Dulaglutide is a once-weekly GLP-1 receptor agonist sold as Trulicity.

Also known as: Trulicity.

Pens: nothing to mix

Trulicity comes in single-dose pens. Each pen holds one fixed dose, so there is nothing to mix and no syringe math. The pen strength printed on the label is the amount you inject.

If you also use a powder peptide, the free peptide reconstitution calculator handles the vial math.

Dulaglutide half-life and time to peak

  • Half-lifeabout 5 days (120 hours)
  • Time to peak (Tmax)about 2 days (48 hours)
  • Route in Dose TrackUnder the skin (subcutaneous)

The FDA Trulicity label gives an elimination half-life of about 5 days and a time to peak of 24 to 72 hours at steady state, with a median of 48 hours.

Numbers shown are the values Dose Track uses, listed only where they agree with the source above. Half-life varies from person to person and with injection site.

How to track dulaglutide in Dose Track

  1. Add dulaglutide from the built-in list. It sits next to everything else you take, so a GLP-1, TRT and a few peptides all live in one log.
  2. Log each pen as you use it, with the injection site, so you can see your history at a glance.
  3. Set reminders on your own schedule, whether that is daily, weekly or every few days.
  4. Your log stays on your phone.
SemaglutideOzempic, Wegovy · half-life about 7 days TirzepatideMounjaro, Zepbound · half-life about 5 days LiraglutideVictoza, Saxenda · half-life about 13 hours

Frequently asked questions

Do you need to mix dulaglutide?+
Trulicity comes in single-dose pens. Each pen holds one fixed dose, so there is nothing to mix and no syringe math. The pen strength printed on the label is the amount you inject.
What is the half-life of dulaglutide?+
Dose Track uses a half-life of about 5 days (120 hours) for dulaglutide. The FDA Trulicity label gives an elimination half-life of about 5 days and a time to peak of 24 to 72 hours at steady state, with a median of 48 hours.
Can I track dulaglutide in Dose Track?+
Yes. Dulaglutide is built into Dose Track. You can log each shot next to your other compounds and get reminders. Your log stays on your phone.

Sources

  1. Trulicity (dulaglutide) prescribing information, section 12.3. DailyMed.

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