Even with the best enhancement strategies currently available, nasal bioavailability for peptides in this molecular weight range typically reaches 15-45% in optimized animal models, with human bioavailability often lower
Step Therapy : Sometimes, they want you to try other routes before handing over the goods
Ultimately, the quality of your research hinges on the quality of your materials and the rigor of your protocol
Link to the Medicine Maker piece in comments
These studies have examined its stability in gastric acid and its systemic availability following different routes of administration in controlled laboratory settings
Moreira AB, Dias ILT, Neto GO, Zagatto EAG, Kubota LT (2005) Direct determination of paracetamol in powdered pharmaceutical samples by fluorescence spectroscopy