This study tries to analyzethe correct sellingand purchasing transactions whichcomply with law ofIslamic economic and compared with the dropshipping mechanism on online business. This study was found that the transaction by using dropshipping mechanism after reviewing from the aspect of pillarsofselling and purchasing according to syariah economic law had not fulfilled the requirements, specially in terms of ma’qud alaih (object or goods transacted) so it can be concluded through two opinions, that is dropshipping which has prohibited was the practice of selling and purchasing under the usual dropship mechanism, and using a salam contract scheme, while the allowable dropshipping was a dropshipping mechanism which used an intermediary or samsarah scheme, and a representative or wakalah scheme.