oral

"We were surprised by how fast the nasal spray worked and by how variable the absorption of the oral drug was even in healthy subjects," Bensimhon said.

University of Queensland researchers have developed a new class of oral painkillers to suppress chronic abdominal pain that is based on the peptide hormone oxytocin that drives childbirth contractions.

Giving vitamin C through an IV produces very high levels in the blood, which cannot be achieved with oral delivery.

Much of that concern stems from the relaxation of telehealth regulations that allowed doctors to prescribe oral ketamine tablets to patients at home, rather than having it be administered intravenously in a clinic.

These were all children who had received complete intravenous and then oral treatment for severe malaria, and all had cleared the parasite by microscopic examination.