Section
Injecting
7 pages in this section, most recently updated September 4, 2026. Each opens with a plain-English summary and cites its sources.
01 · Injecting
FeaturedInjecting in the abdomen: technique, the 2-inch rule and what to avoid
You'll get: The abdomen is the site every label lists first. Stay two inches from the belly button and skip bruised or hard skin.
How to give a weekly semaglutide or tirzepatide injection in the abdomen, step by step, using the label instructions for use plus the FIT injection recommendations for spacing and skin checks.
Updated September 4, 2026
02 · Injecting
Injecting in the thigh: where on the leg, how to sit, and when the thigh beats the abdomen
You'll get: The thigh is the second site on every label. Use the middle third, front and outer half, with your knee bent.
A practical guide to the front-of-thigh injection site for weekly GLP-1 pens and vials, from the label instructions for use and the FIT recommendations, with the reasons some people prefer it.
Updated September 4, 202603 · Injecting
Injecting in the upper arm: why the labels say someone else should do it
You'll get: The back of the upper arm is a labelled site, but the Zepbound and Mounjaro instructions say another person should inject there.
The back of the upper arm is a labelled GLP-1 injection site with a catch: the Zepbound, Mounjaro and Wegovy instructions say another person should give the injection there. Here is where, how, and how to brief your helper.
Updated September 4, 202604 · Injecting
FeaturedInjection site rotation: what the label requires, what lipohypertrophy is, and a plan that prints
You'll get: Every label says to rotate injection sites with each dose. Same body region is fine, but not the same spot.
Every GLP-1 label says to rotate injection sites but none says how. Why rotation matters, two workable patterns, and a planner that prints 8 to 16 weeks.
Updated September 4, 202605 · Injecting
Pens versus vials and syringes: every GLP-1 presentation and how each one is handled
You'll get: Single-dose pens need no dialling or priming. Multi-dose pens need a new needle each time and a prime or flow check.
Single-dose pens, multi-dose pens, single-dose vials, multi-dose vials and compounded vials: what each device requires and where people go wrong.
Updated September 4, 202606 · Injecting
FeaturedStorage and temperature excursions: the label limits for every pen and vial, and what to do when one is broken
You'll get: Pens and vials stay in the fridge until first use, in the carton, away from the back wall that can freeze them.
Fridge ranges, room-temperature allowances, in-use clocks and the freezing rule for Zepbound, Mounjaro, Wegovy and Ozempic, plus the pen left out.
Updated September 4, 202607 · Injecting
FeaturedTravelling with GLP-1 pens and vials: TSA rules, cabin versus hold, cooling, time zones and the day count
You'll get: TSA allows pens, vials, unused syringes and ice packs in your carry-on. Declare them at screening.
How to fly, drive and cross time zones with semaglutide or tirzepatide: what TSA allows, why the hold is wrong, keeping a pen under 30 C, and dose windows.
Updated September 4, 2026