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GLP-1 Decoder

Zepbound Headache: How Common, How Long It Lasts, What Helps

Headache is not included in the Zepbound label as a side effect. What people mean by it: pain in the head.

In the label
Not listed
Most common in the label
Nausea 29%

Zepbound in brief

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

The drug has a half-life of 5 to 6 days: half of it is gone after 5.5 d, and five half-lives (27.5 d) leave about 3% still present.

How much weight was lost in the main trial
SURMOUNT-1: 5 mg weekly15%SURMOUNT-1: 10 mg weekly19.5%SURMOUNT-1: 15 mg weekly20.9%Placebo3.1%

SURMOUNT-1 covered 72 weeks and reported 20.9% of body weight, compared with 3.1% on placebo.

Cost over time
202420252026$1,086.37$0List priceSelf-pay

Price points per month in US dollars cover the list price and self-pay offers, with each one taken from the maker's price page.

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

Instead: what the Zepbound label lists

Headache is not included in the Zepbound label. It lists these five side effects most often.

Table 1 shows Adverse Reactions (≥2% and Greater than Placebo) among ZEPBOUND-Treated Adults with Obesity or Overweight during Weight Reduction and Long-term Maintenance Trials (Study 1 and Study 2)
Side effectPlaceboZepbound 5 mgZepbound 10 mgZepbound 15 mgMore than placebo, 15 mg
Nausea8%25%29%28%+20 points
Diarrhea8%19%21%23%+15 points
Constipation5%17%14%11%+6 points
Vomiting2%8%11%13%+11 points
Abdominal Pain5%9%9%10%+5 points

Source: Zepbound label (DailyMed).

Headache on Zepbound compared with other GLP-1s

Each label covers its own trials, which included different groups of people. Treat this as a rough guide.

The table also lists the pill forms: Foundayo.

Headache across GLP-1 labels
MedicineHighest rate in the labelDose groupPlaceboPeople in the trials
Wegovy14%2.4 mg10%Adults with obesity or overweight (weight management)
Saxenda13.6%all doses12.6%Adults with obesity or overweight (weight management)
Victoza11%1.2 mg7%Adults with type 2 diabetes
Foundayo9%9 mg7%Adults with obesity or overweight (weight management)
Byetta9%all doses6%Adults with type 2 diabetes
OzempicNot listed–––
RybelsusNot listed–––
MounjaroNot listed–––
ZepboundNot listed–––
TrulicityNot listed–––

Sources: Wegovy label (DailyMed), Foundayo label (DailyMed), Saxenda label (DailyMed), Victoza label (DailyMed), Byetta label (DailyMed).

Source: FDA label (DailyMed).