There are currently 1.5 million people addicted to prescription drugs in the UK. The abuse of these types of substances is taking place in the shadows and its extent is still unquantified.
Local GPs need to report their suspicions and collate information to illuminate this problem.
Lack of action would lead to "catastrophic consequences", Mr Vaz said.
The committee cited work by the All Party Parliamentary Group for Involuntary Tranquilliser Addiction which estimates that 1.5 million people are addicted to these type of drugs, far higher than those who are in treatment for addiction to illegal drugs.
More top news
The 22-year-old, who was raised in the city, confirmed in court his nationality as British.
Instagram has begun hiding likes and views as part of a trial aimed at removing “pressure” and shifting the focus to “sharing things”.
At least 20 people are feared to have died in a suspected arson attack at an anime studio in Japan.