DRUG DOSE AND WEIGHT CALCULATIONS FOR ANIMALS!! PLEASE, I need help with these few questions

Question

1.) calculate the weight and dose for a 39.6 lb dog using the information below.

1. I am having a hard time differentiating the dose from the weight of the drug. Below the questions are the answers that i came up with. can someone please tell me if i am doing this correctly before i take my midterm today?? Whatever ones are wrong can you please tell me where i went wrong to come up with a different answer ? PLEASE! Thanks~ Also, for tablets, if my answer says 1.2 tablets would i round down to 1 tablet or go up to 1 1/2 or 2 tablets? AND, can mL be a weight??? These are questions i cannot find a specific answer on. 39.6 lb = 18 kg dog

DRUG                                      DOSAGE                      CONCENTRATION                   

1. Aminophylline                      11 mg/kg IV                         250mg/ml                                 

2. Amoxicillin                          10 mg/kg PO                        150 mg/tablet

3. Atropine                              0.022 mg/kg IM                     0.54 mg/ml

4. Cimetidine                           5 mg/kg IV                            300 mg/2 ml

5. Desmopressin acetate         1 ug/kg SQ                           0.004 mg/ml

6. Clindamycin                        11 mg/kg IM                           150 mg/ml

7. Erythropoietin                      100 U/kg SQ                         2000 U/ml

8. Dexamethasone                   4 mg/kg IV                            4 mg/ml

9. Ivermectin                            6 - 12 ug/kg PO                    136 ug/tablet

10. Furosemide                        5 mg/kg PO                         50 mg/tablet

11. Cyclophosphamide            50 mg/m2 PO                       25 mg tablets

12. Doxorubricin                      30 mg/m2 IV                         2 mg/ml

13. Flumethasone                     0.25 mg PO                         0.0625 mg/tablet

14. Dimenhydrinate                   25 mg PO                           50 mg tablet

15. Diphenoxylate HCl              2.5 mg PO                          5 mg tablets

16. Diphenhydramine                25 mg PO                          25 mg caplets

17. 50% Dextrose                    2 ml/kg PO

18. Epinephrine                        0.1 ml /kg IV                      1:10000 solution

19. 20% Ethanol                       5.5 ml/kg IV 

20. Lactulose                              5 ml/5 kg PO                666 mg/ml (Not necessary to calculate weight)

21. 3% Hydrogen Peroxide       2 ml / kg PO                  (Not necessary to calculate weight)

DOSE  WEIGHT

0.79mL 198 mg

180 mg 1.2 tablets

0.73 mL  0.3942 mg

0.6 mL  90 mg

4.5 mL 0.018 mg

1.32 mL  198 mg

18 mL/kg 324 mL/kg

18 mL  72 mg

108 ug – 216 ug 1 tablet– 2 tablets

90 mg   2 tablets

34.7 mg  1 tablet

20.82 mg 10.41 mL

0.25 mg  4 tablets

25 mg  ½ tab

2.5 mg ½ tab

25 mg  1 caplet

36 mL  18 g

1.8 mL 0.18 mg

99 mL  19.8 g

18 mL  n/a

36 mL  n/a

Answer 1

39.6/2.2 = 18 kg

1 pound is equal to 2.2 kg. So 39.6 pounds divided by 2.2 pounds would give you kg. :)