All products extracted from National Drug Code Directory according to the term introduced

Documentation: 
Retrieve all products from the National Drug Code Directory
Statement: 
All products extracted from National Drug Code Directory according to the term introduced $term$ (e.g. aspirin)
A limit of results per page $number$ (e.g. 12)
Query: 
select* where{ ?s<http://www.w3.org/1999/02/22-rdf-syntax-ns#type><http://bio2rdf.org/ndc_vocabulary:Product> . ?s<http://www.w3.org/2000/01/rdf-schema#label>?label . ?label bif:contains "'??term'" . } limit ??number