mg/10 ml or 4 mg/ml 3. 20 ml 4. 15 ml 5. 5 ml * 10 = 20m L 40 PERCENT (%) AND RATIO SOLUTION LABELS Drugs labeled as percentage solutions often express the dosage strength in metric mea- sures in...

On #4, if asked to prepare 15 mg? How is it 1.5 mL, I see that for 15 mg it is 0.75 mL. Please help

Extracted text: mg/10 ml or 4 mg/ml 3. 20 ml 4. 15 ml 5. 5 ml * 10 = 20m L 40 PERCENT (%) AND RATIO SOLUTION LABELS Drugs labeled as percentage solutions often express the dosage strength in metric mea- sures in addition to percentage strength. The lidocaine label in Figure 9-6, a 2% solu- tion, is an example. But directly underneath this is a "20 mg/ml" designation. Lidocaine HCl is most often ordered in mg, but it is also used as a local anesthetic, and when it is, a physician may ask you to prepare a volume dosage specifying % strength. stiens. PROBLEMS 9.3 Refer to the lidocaine label in Figure 9-6 to answer the following questions. 1. How many mL are needed for a 10 mg dosage? 2. How many ml for a 20 mg dosage? 3. If you are asked to prepare 5 mL of a 2% solution, how many mL would you draw up? 4. If you are asked to prepare 15 mg? NDC 10019-019-57 Lidocaine HCI Injection, USP % (20 mg/mL) Each ml contains lidocaine hydro- chloride 20 mg, sodum chloride 6 mg and methylparaben 1 mg in Water for Injection. pH 5.0-7.0 sodium hy- droxide and'or hydrochionic acid used, needed, for pH adjustment. Usual Dosage: See package insert for complete prescriting information Store al controlled roem temperature Ronly FOR INFILTRATION AND NERVE BLOCK NOT FOR SPINAL OR EPIDURAL ANESTHESIA 15-30 C (59-86 F). 50 mL Multiple Dose Vial CSILEDERLE" Baxter Md, for Barter Mealthcare Corperation aftata by Es-Sinn, Cherry Hi, NJ a003 400-747-01 FIGURE 9-6 Answers 1. 0.5 ml 2. 1 ml 3. 2 ml 4. 1.5 mL Images courtesy of Bader Healthcare Corporation All rights reserved