Patients may need medications in a different strength than what is commercially available, they may need a combination of drugs compounded into a single medication, or they may need medicine that does not have a preservative or allergen that the FDA-approved version contains, among other reasons
Other strategies include eating more slowly, stopping eating at the first signs of fullness, staying well-hydrated, and limiting any carbonated beverages
After your first shot, you'll wonder why you were so nervous
Intrinsic (mitochondrial) pathways are also activated, with pro-apoptotic Bcl-2 family members (Bid, Bak, Bax) promoting mitochondrial outer membrane permeabilization, cytochrome C release, and apoptosome formation (cytochrome C + APAF-1 + procaspase-9)
This can reflect batch-to-batch variation in compounded products, differences in absorption characteristics between pen and syringe delivery, or simply the psychological impact of changing something in a routine that was working