A Medicare Part D prescription drug plan could potentially cover your use of insulin pens and other diabetic supplies such as syringes. Medicare Part D plans are sold by private insurers, so the exact medical supplies, prescriptions and other health care services they cover will vary based on your Part D plan provider.
adrenergic receptors. Definition: reactive components of effector tissues, most of which are innervated by adrenergic postganglionic fibers of the sympathetic nervous system.
The specific action of the drug depends on which type of the adrenergic receptor is affected. It also depends on whether or not the drug acts directly on the receptor or indirectly by stimulating the release of neurotransmitters. The receptors include: 1  alpha-1. 2  alpha-2. 3  beta-1.