Human: How can I prevent the spread of hepatitis C? Assistant: 
The best way to prevent the spread of hepatitis C is to avoid sharing personal items, such as razors and toothbrushes. It is also important to practice safe sex with a partner who has been tested for hepatitis C and is negative. Additionally, you should be careful about using shared needles or other equipment when injecting drugs. Finally, it is important to regularly get vaccinated against hepatitis B.