It's been three months since senior citizens began signing up for the federal government's ambitious Medicare prescription drug plan.

NPR: Seniors Struggling with Drug Plan Sign Up

Individuals who decide to dis enroll also might need a new Medicare prescription drug plan to maintain their prescriptions.

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The House earlier this year passed a GOP-backed Medicare prescription drug plan that encourages private insurance companies to provide the benefit with the incentive of government-provided subsidies.

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The new Medicare prescription drug plan may cut retail margins, but Walgreen offsets that by snagging the contract to sell Medicare prescriptions to managed-care giant UnitedHealth Group's plan.

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Senate Democrats, who currently control the chamber, have a very different prescription-drug plan for Medicare.

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There are just six days left for Medicare beneficiaries to enroll in the new prescription drug plan.

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Confusion over the prescription drug plan is just one of many challenges facing Medicare and the seniors who depend on it.

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You must also choose a Part D prescription-drug plan if you want drug coverage under the traditional Medicare Part A and B program.

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So when Medicare Part D was introduced last fall, pharmacist Jennifer Phillips changed gears and began counseling patients on the new prescription drug plan.

NPR: Seniors Struggling with Drug Plan Sign Up