Once youâre eligible for Medicare, youâll have an initial enrollment period to sign up for Medicare. For most people, the initial enrollment period starts 3 months before their 65th birthday and ends 3 months after their 65th birthday.
Excipient. An excipient is generally a pharmacologically inactive substance formulated with the active ingredient of a medication. Excipients are commonly used to bulk up formulations that contain potent active ingredients, to allow convenient and accurate dispensation of a drug substance when producing a dosage form.
The molecules depicted in the inset box represent heat-trapping gases, such as water vapor, carbon dioxide, methane, nitrous oxide. The number of incoming and outgoing arrows are proportional to the balance between incoming and outgoing energy.[2] Data source: IPCC 2007; Figure: Union of Concerned Scientists.