Historians long considered that the Phoenicians sailed only during the day-time as they had to keep close to the shoreline and within sight of landmarks; at night they, therefore, had to beach or anchor their ships and this explained the proximity of some Phoenician colonies, a day's sailing distance from each other.
Common side effects associated with Zantac (ranitidine) are headache, drowsiness, dizziness, insomnia, nausea, vomiting, stomach pain, diarrhea, or constipation. This is not a complete list of side effects associated with Zantac (ranitidine). Take Zantac (ranitidine) exactly as prescribed by your physician. Zantac (ranitidine) can be taken 150mg once to twice a day or 300mg once day.
They include headache, constipation, diarrhea, nausea, vomiting and stomach pain. Tell your doctor if any of these ranitidine side effects persist or seem to be severe. Ranitidine may also be prescribed for conditions where the stomach produces too much acid, such as Zollinger-Ellison syndrome, NIH says.