(MONEY Magazine) – Times just got tougher for prescription-drug bargain hunters. The Food and Drug Administration is cracking down on U.S. outlets that it says are illegally importing cheaper drugs from Canada. The first warning letter went to Tulsa-based chain Rx Depot (which declined comment). The action does not target consumers, but it may make buying drugs from other countries harder. This is grim news for seniors. The Henry J. Kaiser Foundation reports that out-of-pocket prescription costs for the elderly are up 55% since 2000. Medicare recipients without drug coverage do have options. a State aid: Try The National Council on the Aging's tool at www.benefitscheckup.org.

--Together Rx Card: Save up to 40% on 170 drugs. Income limits apply; www.togetherrx.com.

--Pfizer for Living Share Card: $15 buys up to 30 days' supply of Pfizer drugs. Income limits apply; www.pfizerforliving.com.

--Cigna: Discounts of up to 35% on valid prescriptions; www.discountprescriptioncenter.com. --ELLEN MCGIRT