[header] How to nurse a dog when it's sick [title] Give your dog medication. [step] Follow your veterinarian's dosing instructions to make sure your dog gets his medication regularly. To help you remember, create a simple tick box chart and note when you've give the medicine. 
If you need to give medication twice a day, it's most effective to give each dosage at twelve hour intervals. For example, give one dose at 8 am and the other at 8 pm.