The present invention relates to an adapter (10) for the transport of fluids with a microneedle device. The adapter can receive a syringe (20), for example, that is used to transport a fluid through the adapter for injection into a patient using the microneedle device. The adapter can include a seal (32) through which a syringe needle (24) is inserted to deliver fluid from the syringe into a fluid cavity (34) in the adapter.