Walgreen Co. announced that its Take Care Health Systems group, which operates a chain of health clinics located inside about 700 Walgreen drugstores, will provide free healthcare services to patients who lose their jobs. Under the plan, Walgreen said, existing Take Care clinic patients who lose their jobs and who are without health insurance will be eligible for free care at the clinics throughout the rest of 2009. The offer covers family members of the patients as well.