For a detailed comparison including when each type is appropriate, see Bac Water vs Sterile Water vs Saline: What to Use
Gastrointestinal issues were more common side effects in the Wegovy group, and included nausea, diarrhea, constipation, and vomiting
in people with influenza-like-illness symptoms) have never been published including the biggest trial ever conducted (which was done in the US, so it's of great relevance to you). 2
Comprehensive Analysis of GLP-1 Medications Health Benefits, Weight Loss Efficacy, Side Effects, Safety, and Population Health Impacts I thought this report was very helpful in showing the massive benefits GLP-1 medications and providing some metrics on side effects
Lyophilisation The blended material is lyophilised (freeze-dried) to yield a stable solid form suitable for storage and handling
Lautrup S, Sinclair DA, Mattson MP, Fang EF