The GLP-1 Lab · by GLP-1 SOS
Wegovy
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How to restart a GLP-1 after a break
Ask your prescriber first. After 2 or more missed weekly Wegovy doses, the label says to restart the dose build-up at a lower dose to spare your gut.
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Brain fog on a GLP-1: causes and fixes
Brain fog is not a listed GLP-1 side effect and no trial has measured it. Low food, fluids and sleep are the usual suspects, and most of them are fixable.
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Cold sweats and night sweats on a GLP-1
Sweating is not a listed GLP-1 side effect. Rule out low blood sugar first, mainly with insulin or a sulfonylurea; menopause and fever are common too.
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Stopping a GLP-1 before surgery: how long and why
Not always. Since 2024, guidance says many people can stay on a GLP-1 before surgery; if held, it is 1 week for weekly shots, the day of for daily pills.
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Compounded semaglutide vs Ozempic and Wegovy: what’s actually different
Same molecule on paper, different rules: compounded semaglutide is not FDA approved, may use salt forms, comes in vials and lost shortage cover in 2025.
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Getting colds or getting sick more often on a GLP-1?
Adult labels do not list colds or a weaker immune system. Eating far less, short sleep and the season are likelier causes. Protein, sleep and fluids help.
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GLP-1 shortage: what to do when the pharmacy is out
The national semaglutide and tirzepatide shortages ended in 2024 and 2025. A local stock-out is usually brief: call other pharmacies, then your prescriber.
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Where to inject a GLP-1: stomach, thigh or arm?
Stomach, front of the thigh or upper arm all work: the labels show similar drug levels from each. Rotate the spot every week and skip sore or scarred skin.
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How long does GLP-1 fatigue last?
Usually days to a few weeks: the first month, the first weeks of each dose step, a day or two after each shot. Weeks on a steady dose? Get tested.
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GLP-1 and sick days: flu, stomach bug, antibiotics
Fluids first: vomiting or diarrhea on a GLP-1 can strain the kidneys. Ask your prescriber before skipping a dose, and space minerals from antibiotics.