Burning pain in my stomach and lower back followed by nausea. could this be a stomach ulcer?

See your pcp: Your nausea and back pain don’t subside within 24 hours or your back pain is unrelated to an injury, make an appointment to see your doctor. Seek immediate medical attention if your back pain and nausea are accompanied by any of the following symptoms:Confusion, Physical weakness, fever, hematuria,dysuria. Make a urgent appt. if symptoms worsen or persist