Why does motion sickness trigger vomiting?

Kidney energy. According to meridians theory kidney meridian is the one that influences ear area. Kidney energy when is normal energy flows up and down the spine. During disharmony this starts flowing sideways and causes disruption to stomach energy causing gaging and vomitting. Interestingly with pyelonephritis - kidney infection vomiting is the main symptom sometimes.
Vestibular system. Motion sickness is created by a disturbance to the vestibular system of the inner ear---when this is activated it will often trigger nausea and then vomiting. Antihistamines inhibit this response.

Related Questions

Lately I have been geting motion sickness and urges to vomit is that related to anything?

Migraine? Migraine sufferers are prone to motion sickness. If this is something that has just started, it wouldn't be a bad idea to see a neurologist or ENT to make sure you don't have an inflammation of the middle ear nerve, the vestibular nerve, which is most likely viral and treatable. Read more...
Not enough info. Not enough information to tell. Can be gerd, early pregnancy, labyrinthitis , some types of tumors can cause similar symptoms. Go to you doctor and get checked. Read more...

Lately I have been having motion sickness and urges yo vomit is this related to anything?

Illness. You may have a stomach virus or food poisoning. Try ginger ale and saltine crackers. If this condition persists longer than 2 days, or if you run a temperature over 101f seek medical help. Read more...
Motion sickness. Concernig sx if new the sensation generally is called vertigo. This can be caused by a simple inner ear problem but could also be induced by a number of tumors occurring neurologically. You need to seek medical attention with detailed history examination and appropriate studies . Read more...

Can you die from motion sickness if you continue to vomit and don't rehydrate?

Dehydration. Certainly, frequent vomiting with no fluid replacement will lead to severe dehydration and could cause death. If this is your situation , you need to get to the ed for IV fluid replacement. Read more...

I feel very uneasy like nausea and vomiting sumtimes (once in 2 months) I don't have motion sickness. Had it as a kid. Why do I get this. Am 80 kg.

Cyclical vomiting. You probably have cyclical vomiting of the adult as a carryover from your youth. The exact cause of the syndrome is unknown but some people feel it may be a form of migraine and in fact some results have been achieved with migraine medication. Read more...

Iv dramamine or IV phenergan (promethazine) for. Motion sickness? Which is better if the person is already actively vomiting

Hospital. If you are at the hospital then let the hospital decide that. Do not try this yourself as you can risk other complications. Usually though IV Phenergan (promethazine) is used most of the time for nausea where as dramamine is usually taken 30 minutes before known motion sickness. Read more...
Motion sickness. Iv medications would not be used initially for motion sickness, and dramamine (dimenhydrinate) only comes in oral form (not iv). Oral dramamine (dimenhydrinate) and scopolamine patches can prevent motion sickness. Iv meds are best given in a clinic, doctor's office, or er where the doctor and staff can select medicines based on individual assessment. Treatment differs if it's a migraine variant vs other cause. Read more...

What would work better for motion sickness once vomiting has started... Iv Benadryl or IV phenergan (promethazine)?

First . Once vomiting started nothing can be given orally, just IV or intra muscular. Both drugs are histamine blockers bit have a relaxing effects too. I would try with benadryl (diphenhydramine). If in i would dilute it in saline and inject very slowly. Hope it will help. Did you try scopolamine patches before being exposed to motions? Read more...
Motion sickness. Both can work all right. Have not seen a lot of patients on i/v Benadryl lately, but has seen Phenergan (promethazine) used more frequently through this route. Read more...