This site contains a wealth of products and while you can search for specific items with the various search options, you can also conveniently browse through product categories, if you don't know the name of the product you are looking for or if you simply want to take a stroll and just see what's available.
There are mainly two ways in which you can browse through the site:
click on one
of the category tabs on the top of any page to go directly that main category
The following tabs are an example from a pharmacy site. Your tabs may
look completely different, but they work in the same way.

go
to the homepage of the site to display an overview of the main categories
and their subcategories
To go the homepage, just click on the logo of the shop in the top left
corner of any page on the site. The following example shows a placeholder
logo called "PHARMACY".

The homepage will usually show a few promotion products on the top
and a complete overview of all available main categories with their immediate
subcategories further down on the page.