Does every peptide need the same care?
Which product is it? That question comes before any answer about storage, symptoms or what to do with a concern.
FDA names the U.S. agency responsible for medicine review: the Food and Drug Administration.
All peptides have the same storage rules and the same effects.
The assumption falls shortThe details belong to the exact product.
Storage needs differ by medicine: some peptide products need cooling and others use room-temperature storage.
Ask for the product’s own instructions
Tesamorelin is another prescription peptide medicine; Egrifta SV and Egrifta WR are two product names for it.
Semaglutide is used for diabetes or weight control, depending on the product.
These examples show why storage instructions differ; they are not evidence that a medicine helps people live longer.
The labels for tesamorelin (Egrifta SV, Egrifta WR) specify room-temperature storage; the instructions for semaglutide injection pens specify refrigerator storage.
Ask the pharmacy to explain the rules for the exact product you receive, including what to do if its delivery conditions are unclear.
For injectable GLP-1 medicines, which act on hunger and blood sugar, the FDA advises against use if they arrive warm or without enough cooling.
Bring the product’s name and written instructions to the conversation. Ask your doctor or pharmacist to explain any unclear part.
Talk through personal concerns before treatment
Bring a list of all your medicines and supplements. Ask: At my age, and with my health history, what concerns matter for this exact medicine? Could it cause problems with anything I already take?
If pregnancy, breastfeeding or plans for pregnancy apply to you, include them in the conversation.
As of September 2026, pregnancy and breastfeeding information for compounded medicines—made for an order—and other unapproved products has not had the FDA review given to approved medicines.
If measuring or using a product is unclear, ask the pharmacist to explain it before use.
The FDA has received reports of people needing hospital care after possible errors measuring semaglutide injections made to order by a pharmacy.
Know how to get help and report a problem
When to get urgent help
A severe allergic reaction may make breathing or swallowing difficult or cause swelling in the face or tongue.
For severe signs of an allergic reaction, MedlinePlus directs people to call 911 or their local emergency number.
Ask the person treating you which new symptoms need a call, how to reach them and where to get urgent care.
Patients can send a medicine-problem report to MedWatch, the FDA’s reporting service.
Sending a report does not show that the medicine was the cause of the health problem.