Add old-fashioned charm and bright color to your garden or containers with snapdragons (Antirrhinum majus). In U.S. Department of Agriculture plant hardiness zones 9 to 11 snapdragons are perennial, while in zones 5 to 7 they may live a second season with winter protection.The plants, which grow in more than 200 varieties, can range from 6 inches to 3 feet tall depending on the cultivar you choose.n U.S. Department of Agriculture plant hardiness zones 9 to 11 snapdragons are perennial, while in zones 5 to 7 they may live a second season with winter protection.
The following are safe areas to give an IM injection: 1  Vastus Lateralis Muscle (Thigh): Look at your thigh and divide it into 3 equal parts. 2  Ventrogluteal Muscle (Hip): Have the person getting the injection lie on his or her side.  Deltoid Muscle (Upper arm muscle): Completely expose the upper arm.
IM injections are administered in five potential sites: deltoid (commonly used for adult vaccinations), dorsogluteal, ventrogluteal, rectus femoris, and vastus lateralis 3,10,11 (Figure 1). Maximum volumes have been proposed across the various IM sites for adult patients 3,12-16 (Table 1). Overall, 5 mL has been cited for adults as the maximum volume for a single IM injection, with lower maximums proposed for adult patients with less-developed or small muscle mass. 3,13,14 INTRAMUSCULAR INJECTIONS