Chemist Warehouse director Mario Tascone says the change being pushed by doctors "could work well" with a long lead time, but would cause havoc if it was introduced quickly.

<p>Chemist Warehouse director Mario Tascone says the change being pushed by doctors "could work well" with a long lead time, but would cause havoc if it was introduced quickly.</p>

Listen to the best bits of 3AW Mornings & exclusive interviews here - and don't forget to tune in live between 8.30am and midday. [http://www.3aw.com.au/](http://www.3aw.com.au/)

<p>Listen to the best bits of 3AW Mornings &amp; exclusive interviews here - and don't forget to tune in live between 8.30am and midday. [http://www.3aw.com.au/](http://www.3aw.com.au/)</p>