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Tirzepatide and Vitamins: Is It Safe? Label, Studies

Tirzepatide and vitamins: what the label says, what doctors advise, and practical tips.

Active ingredient
tirzepatide
Manufacturer
Eli Lilly
Tirzepatide and vitamins: a morning walk on a quiet path

Zepbound, in brief

How long it stays in your body
100%50%25%0%05.5 d11 d16.5 d22 d27.5 d50%25%12.5%time after the dose

The half-life runs 5 to 6 days. By 5.5 d, half has cleared, and about 3% remains once five half-lives (27.5 d) pass.

Body weight lost in the key study
SURMOUNT-1: 5 mg weekly15%SURMOUNT-1: 10 mg weekly19.5%SURMOUNT-1: 15 mg weekly20.9%Placebo3.1%

In SURMOUNT-1 over 72 weeks, the figure was 20.9% of body weight, compared with 3.1% on placebo.

What the price does as time passes
202420252026$1,086.37$0List priceSelf-pay

Prices by the month, in US dollars: the list price plus self-pay offers, all taken from the maker's price page.

Sources: FDA label (DailyMed), Eli Lilly 1 2, cnbc.com.