Insomnia

Three questions people ask, put to Google AI Overviews, Google AI Mode and ChatGPT in November 2026.

Got the NHS facts right
Got the NHS facts right
Got the NHS facts right
Got the NHS facts right
Cited NHS or accredited sources
Cited NHS or accredited sources
Cited NHS or accredited sources
Cited NHS or accredited sources

The questions

Question
The NHS says
AI Overviews
AI Mode
ChatGPT
how long after zopiclone can I drive
12 hours
Google AI Overviews Matches the NHS
The NHS says no driving for 12 hours
Google AI Mode Matches the NHS
The NHS says no driving for 12 hours
ChatGPT (logged out) Matches the NHS
The NHS says no driving for 12 hours
I forgot to take my melatonin at bedtime, should I take two tonight?
Skip, don't double
Google AI Overviews Matches the NHS
The NHS says skip missed dose, never double up
Google AI Mode Matches the NHS
The NHS says skip missed dose, never double up
ChatGPT (logged out) Matches the NHS
The NHS says skip missed dose, never double up
Can I buy melatonin over the counter in the UK or do I need a prescription?
Prescription only
Google AI Overviews Matches the NHS
The NHS says only available on prescription
Google AI Mode Matches the NHS
The NHS says only available on prescription
ChatGPT (logged out) Matches the NHS
The NHS says only available on prescription
Matches the NHS

Where the answers came from

Answers, of 3 with sources
NHS websiteNHS3
Lindsay and GilmourUK health company1
SetmoreUS website1

Where the answers came from

Answers, of 2 with sources
NHS websiteNHS2
Which?UK charity1