A South Korean lawmaker has raised concern over lax prescription rules after government data showed a single patient received more than 6,000 pills for attention deficit hyperactivity disorder (ADHD) in the first half of this year. Some were prescriptions for more than 1,000 pills at once.Citing figures submitted by the Ministry of Food and Drug Safety and the National Health Insurance Service on Wednesday, National Assembly Representative Baek Jong-heon of the People Power Party said the...