Insulin syringes were the only commonly used way of delivering insulin for much of the 20th century. Towards the end of the 1990s, insulin pens became more commonly used.
Brandzig Insulin Syringes 30G 1cc 1/2 100-Pack
BD™ U-500 insulin syringe with BD Ultra-Fine™ 6mm needle
MONOJECT 1 mL Insulin Syringes w/Detachable Needle - 25 & 27 Gauge
Insulin syringes, Omnican® 20
Premium Photo Insulin syringes for diabetes medical instruments
Monoject™ SoftPack Luer Lock Tip Insulin Syringe without Needle
Care Touch - Insulin Syringes - 31g 5/16 - 8 mm .3 cc - 31 Gauge 5/16 Inch Syringe Insulin Needles - (Pack of 100) : Health & Household
A Vaccine Needle & Syringe vs. Insulin Needle & Syringe
BD Insulin Syringes Progress Healthcare
Exel International® Insulin Syringes with Fixed Needles, Air-Tite Products