Journalist Do Qui Toan says up to now most ventures in Vietnam have failed.
Toan says such a system would work even better if doctors would use it as well.
Toan also wants to use the site to sell nonprescription drugs and other items.
For a few days in March, Barrett Toan, the scholarly ex-Missouri welfare official who runs Express Scripts, Inc.
Toan believes PBMs like Express Scripts provide a much-needed check on drug prices.
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In cases where the generic drug is even cheaper than the co-pay, Toan says, the patient pays the cost of the drug.
Toan, 52, first learned about managing prescription costs in the early 1980s, when he was the director of the Missouri Department of Social Services.
Toan sees the PBMs as a bulwark against ever-rising drug costs.
Operating as a separate company backed by New York Life and run by Toan, Express Scripts rapidly turned profitable and began to expand, selling its services mostly to employee health plans.
"In many conditions we have in the U.S., like diabetes and high cholesterol, the data seem to show that we as a country really have a lot of unmet need, " Toan says.
Operating as a separate company with Toan in charge and backing from New York Life, Express Scripts rapidly turned profitable and began to expand, selling its services mostly to employee health plans and other small groups.
She had never believed anyone would ever want her because of the ugly patchwork of scars that banded across her back and pitted her arm, but Bui Huy Toan seemed to love her more because of them.
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"That's nuts, " said Toan to his chief financial officer, George Paz, as he watched his company's stock price jump 40% on news that Express Scripts planned to open an Internet drugstore to compete with much-hyped startups such as drugstore.com and PlanetRx.
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