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Eloralintide side effects

Also known as: LY3841136 · LY-3841136 · Elora

Updated 23 sources

9 side effects reported for Eloralintide: 9 from studies and labels, 0 from users and guides. 2 come with the ways people manage them.

Side effects reported in studies and labels

Rates as each trial or label states them. A rate from one trial does not carry over to research-grade vials or other doses.

From trials and regulators9

Clinical studies and regulatory documents.

  • Nausea

    11% (1 mg), 13% (3 mg), 64% (6 mg), 33% (9 mg), 54% (6 to 9 mg), 25% (3 to 9 mg) vs 14% on placebo over 48 weeks

    How people manage it

    • In the trial, the slow 3 to 6 to 9 mg climb had far less nausea than starting at 6 mg.
  • Fatigue

    0% (1 mg), 13% (3 mg), 29% (6 mg), 43% (9 mg), 46% (6 to 9 mg), 21% (3 to 9 mg) vs 12% on placebo

  • Vomiting

    7 of 28 people at 6 mg and 6 of 54 at 9 mg vs none of 53 on placebo; 1 of 52 in the slow 3 to 9 mg arm

  • Constipation

    13 of 54 people at 9 mg vs 3 of 53 on placebo; 2 to 4 people in the other arms

  • Hair loss

    6 of 54 people at 9 mg and 5 of 52 in the 3 to 9 mg arm vs none on placebo

  • Slower heart rate

    Bradycardia in 3 people each in the 6 mg, 9 mg and 3 to 9 mg arms vs none on placebo; pulse fell during treatment in phase 1

  • Mood changes

    4 of 100 phase 1 participants had mood-related events; the 3 on 12 mg stopped treatment and recovered in 2 to 4 days

    How people manage it

    • In phase 1, stopping the drug resolved the events within days.
  • Injection-site reactions

    33.3% (3 mg), 21.7% (6 mg) and 13.9% (12 mg) of phase 1 cohorts vs 3.7% on placebo; mostly mild pain

  • Stopping because of side effects

    0% to 10.8% on eloralintide alone vs 16.7% on placebo in the type 2 diabetes phase 2; 10.8% to 27.0% on EloraTZP

How much is known

Some human trials

Two phase 1 studies, a 263-person 48-week phase 2 in obesity, and a 367-person phase 2 in type 2 diabetes (press release so far). ClinicalTrials.gov lists five ENLIGHTEN phase 3 trials (ENLIGHTEN-1, 2, 3, 4 and 6), all still running with no results yet. No data exist on research vials.

Eloralintide side effects questions

What are the side effects of eloralintide?

Nausea and fatigue lead, and both rise with dose: at 9 mg, 33% nausea and 43% fatigue vs 14% and 12% on placebo. The trial registry also lists vomiting, constipation, hair loss and slower heart rate in some people at higher doses.

Does starting low help with eloralintide nausea?

In phase 2, people who started at 6 mg had 64% nausea. People who climbed 3 to 6 to 9 mg had 25%, while still losing 16% of their weight.

Sources for these side effects

4 sources, each checked by date. Record updated Oct 24, 2026. Numbers are restated in our own words and labelled by where they came from.

Back to the full Eloralintide page for dosing, the vial chart and storage.