Eighteen male patients with primary syphilis were randomly assigned to one of the following treatment schedules: ceftriaxone (3 g in a single intramuscular [im] injection), ceftriaxone (2 g im daily for two days), ceftriaxone (2 g im daily for five days), and benzathine penicillin (2.4 X 10(6) units in a single im injection).
Motion Sickness - One of the most common causes of dizziness accompanied by nausea and vomiting is motion sickness, which is a normal reaction to head motion. Symptoms usually start with paleness of the skin, followed by yawning, sweating and restlessness.
High blood pressure is also among the most common causes of nausea and dizziness. When a person has high blood pressure, his blood is forced against the walls of his arteries at too high a rate. This condition can cause nausea and dizziness as well as a range of other symptoms.izziness and nausea are symptoms that may develop for a variety of reasons. Among the most common causes of dizziness and nausea is blood pressure that is either too high or too low.