What does augmentin do to your blood pressure?

It may cause high blood pressure

Common side effects of Augmentin include nausea, vomiting, and diarrhoea. Occasionally dizziness, headache, sleeplessness and rash may be experienced. Rarely, allergic reactions may occur. Very rarely the following side effects have been reported: Fits -These are more likely to occur in patients taking very high doses of Augmentin, in people with kidney problems, or those with a history of convulsions. Liver or kidney problems; pseudomembranous colitis; changes in blood cell count; yellowing of skin or whites of eyes.