Retching is the movement of the stomach and esophagus without vomiting and is also called dry heaves. Although treatments for nausea and vomiting have improved, nausea and vomiting are still serious side effects of cancer therapy because they cause the patient distress and may cause other health problems.
Hoodia is an extract from a certain species of cactus and does not naturally contain caffeine. However, some Hoodia products have caffeine and certain other stimulants added to them by their manufacturers. Always research Hoodia products carefully before making a purchase.
Quick Answer. Ounce for ounce, coffee has a much higher caffeine content than Mountain Dew. A 12-ounce serving of Mountain Dew has 55 milligrams of caffeine, or about 4.6 milligrams per ounce. Coffee, meanwhile, has between 80 and 175 milligrams per 8-ounce serving, which equates to between 10 and 21.9 milligrams of caffeine per ounce.