Yes, you can combine Neosine Forte with the antihistamine Rupafin, the nasal steroid Nasometin and the supplement Imunit Forte. These preparations do not interact with each other.

Here you can compare the prices of over-the-counter preparations in online pharmacies and place an order with home delivery or collection at the pharmacy:

https://www.gdziepolek.pl/produkty/87163/neosine-forte-syrop/apteki

https://www.gdziepolek.pl/produkty/92147/imunit-forte-kapsulki/apteki

https://www.gdziepolek.pl/produkty/99435/nasometin-control-aerozol/apteki

In cities such as Warsaw, Wrocław, Katowice, Kraków, Lublin, Gdańsk, Łódź, Szczecin, Białystok, Poznań and Chorzów, products can be ordered with instant delivery in as little as 1 hour thanks to the Wolt Drive service.

- check if the service is available in your location:
https://www.gdziepolek.pl/koszyk/szybka-dostawa?src=zf

Here you can check the availability of prescription drugs and make a reservation at the pharmacy:

https://www.gdziepolek.pl/produkty/51630/nasometin-aerozol/apteki

https://www.gdziepolek.pl/produkty/68238/rupafin-plyn/apteki

I've attached links to helpful entries:

https://www.gdziepolek.pl/artykuly/czy-warto-usunac-migdalki

https://www.gdziepolek.pl/artykuly/jak-wzmocnic-odpornosc-u-dziecka-przed-pojsciem-do-szkoly