A mildly acidic to near-neutral pH window is generally preferred, and compatibility trials with the specific preservative system, chelator, and surfactant package are recommended
What does matter is that delivery stays subcutaneous rather than intramuscular, which is part of why site selection is a clinical conversation
Additionally, these drugs are generally well tolerated
International Journal of Molecular Sciences , 23(5), p.2717
If you suspect your medication is causing side effects, you can report them through the Yellow Card scheme (yellowcard.mhra.gov.uk), operated by the MHRA
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