Hold the line, please where to buy acyclovir ointment Medicare itself has four parts. Part A (hospital insurance) and Part B (health insurance) come standard in every Medicare Plan. Part C is also called Medicare Advantage; it is an alternative to a standard Medicare Plan and offers some additional benefits like prescription drug coverage. Part D covers prescription drugs for those who do not purchase Medicare Advantage. And then there is Medigap. tretinoin gel 0.05 buy online âTheir strategy of separating the Nook business in the first place clearly hasnât yielded the dividends that they thought it was going to yield,â Michael Norris, senior analyst of consumer media and technology at Simba Information told the Daily News.