Nausea and vomiting are common symptoms involving the sensation of queasiness and involuntary expulsion of stomach contents. Causes range from gastrointestinal issues to systemic conditions, impacting quality of life and hydration levels.

Emesis FAQ


What are common causes of nausea and vomiting?

Causes include infections, motion sickness, pregnancy, medications, and underlying conditions like gastroesophageal reflux disease (GERD).

When should I seek medical attention for vomiting?

Seek help if vomiting persists beyond 48 hours, is bloody, or leads to dehydration, dizziness, or severe abdominal pain.

How can I manage nausea at home?

Stay hydrated with small sips of water, avoid solid foods, and opt for bland foods like crackers or rice.

Can nausea medications be bought over-the-counter in Malaysia?

Some anti-nausea medications like dimenhydrinate are available OTC, while others require a prescription.

Is vomiting always a sign of infection?

No, vomiting can result from various factors including food poisoning, migraines, or even stress.

How does ondansetron work?

Ondansetron blocks serotonin receptors in the gut and brain, reducing nausea and vomiting signals.

Can children take the same nausea medications as adults?

Dosages and medication types may vary for children; consult a pediatrician for appropriate treatment.

What are signs of dehydration from vomiting?

Dry mouth, infrequent urination, dizziness, and increased thirst indicate dehydration.

Are there natural remedies for nausea?

Ginger, in the form of tea or candies, may help alleviate mild nausea, though evidence varies.

How long does a typical episode of vomiting last?

Duration varies; acute vomiting often resolves within 24-48 hours, while chronic cases may persist.

Can stress induce nausea and vomiting?

Yes, stress and anxiety can exacerbate or trigger nausea in some individuals.

Are there specific tests to diagnose the cause of vomiting?

Doctors may use blood tests, stool analysis, or imaging studies to identify underlying causes.

Can I prevent motion sickness-induced nausea?

Sitting in the front seat, keeping eyes on the horizon, and taking preventive medication can help.

What is the role of diet in managing nausea?

Avoiding spicy, fatty, or heavy foods and opting for small, frequent meals can ease symptoms.

How quickly do anti-nausea medications work?

Some medications, like ondansetron, can provide relief within 30 minutes to an hour.

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