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PYY3-36

Also called Peptide YY(3-36)

Intravenous (into a vein)Human study reference

Research reference

Human study

PYY3-36 food-intake experiment

Graded IV infusions during study visits

Food intake and symptoms around a study meal

Degen et al., Gastroenterology (2005) ↗

When results may show

When change was measured
The study measured acute food intake and satiety, with nausea/fullness at higher exposure—not sustained weight loss.
When to assess
Food intake and symptoms around a study meal
Conditions and limitations
Human volunteers in a controlled infusion study. An acute IV appetite experiment supplies no weekly injection, nasal or home-use protocol.
When to stop
The measured study window is not a validated personal quit rule. Do not increase or prolong exposure because an expected result is absent; severe or persistent reactions need prompt clinical review.

Research timing is descriptive, not a promise or personal instruction. A severe or persistent reaction needs prompt clinical review. This is not medical advice.

Modelled level — every day

1× is the peak after a single dose.

Steady-state peak
0.98× single dose

Read off the modelled curve, not an even-interval formula

Time to steady state
1hours

About five half-lives

Administrations
7/ week

Where these numbers come from

Next steps