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Onstair-O Tablet 10's contains Omeprazole and Ondansetron, which are used in the treatment of vomiting (being sick) and nausea (feeling sick) that usually occur after cancer chemotherapy, radiation treatment, or surgery. Omeprazole reduces the amount of acid the stomach produces and prevents excess acid from flowing back into the food pipe. Ondansetron works by blocking the action of serotonin, a chemical that stimulates the vomiting centre located in the brain. Thus, it prevents nausea and vomiting.
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About Onstair-O Tablet 10's
Onstair-O Tablet 10's is used in the treatment of vomiting (being sick) and nausea (feeling sick) that usually occur after cancer chemotherapy, radiation treatment or surgery. It may also be indicated in conditions such as gastroesophageal reflux disease (GERD) and ulcers in the stomach or intestine. Nausea is an uneasy feeling in which a person feels an urge to vomit, while vomiting is forcible voluntary or involuntary emptying of stomach contents through the mouth.
Onstair-O Tablet 10's is a combination of two drugs, namely Omeprazole (proton pump inhibitor) and Ondansetron (anti-emetic). Omeprazole reduces the amount of acid the stomach produces and prevents excess acid from flowing back into the food pipe. Ondansetron works by blocking the action of serotonin, a chemical that stimulates the vomiting centre (chemoreceptor trigger zone – CTZ) located in the brain. Thus, it prevents nausea and vomiting.
Take Onstair-O Tablet 10's as prescribed. Your doctor will advise you on how often you should take it based on your medical condition. Onstair-O Tablet 10's may cause common side effects such as headache, a feeling of warmth, constipation, diarrhoea, or flatulence (wind). Most of these side effects of Onstair-O Tablet 10's do not require medical attention and gradually resolve over time. However, if the side effects worsen or persist, please consult your doctor.
If you are allergic to omeprazole, ondansetron, granisetron, dolasetron, pantoprazole, lansoprazole, rabeprazole, esomeprazole or other medicines, please tell your doctor. If you are pregnant or breastfeeding, inform your doctor. Drive only if you are alert after taking Onstair-O Tablet 10's. If you are taking nelfinavir (for HIV infection) or apomorphine (for Parkinson’s disease), do not take Onstair-O Tablet 10's.
Uses of Onstair-O Tablet 10's
Onstair-O Tablet 10's is used in the treatment of Nausea and Vomiting. The detailed uses of Onstair-O Tablet 10's are as follows:

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Directions for Use
Medicinal Benefits
Onstair-O Tablet 10's belongs to a group of medicines called gastrointestinal agents that prevent nausea and vomiting associated with conditions like cancer chemotherapy, radiotherapy, surgery, pregnancy and motion sickness. It may also be indicated in conditions such as gastroesophageal reflux disease (GERD) and ulcers in the stomach or intestine. It contains Omeprazole and Ondansetron. Omeprazole works by blocking the action of proton pumps that produce stomach acid. It reduces the amount of acid the stomach produces and prevents excess acid from flowing back into the food pipe. Ondansetron blocks the action of serotonin, a chemical that stimulates the vomiting centre (chemoreceptor trigger zone – CTZ) located in the brain. Thus, it prevents nausea and vomiting.
How Onstair-O Tablet 10's Works
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What if I have taken an overdose of Onstair-O Tablet 10's
Drug Warnings
If you are allergic to omeprazole, ondansetron, granisetron, dolasetron, pantoprazole, lansoprazole, rabeprazole, esomeprazole or other medicines, please tell your doctor. If you are pregnant or breastfeeding, inform your doctor. Drive only if you are alert after taking Onstair-O Tablet 10's. If you are taking nelfinavir (for HIV infection) or apomorphine (for Parkinson’s disease), do not take Onstair-O Tablet 10's. If you have problems with levels of sodium, magnesium, and potassium salts in your blood, inform your doctor before taking Onstair-O Tablet 10's. Omeprazole in Onstair-O Tablet 10's may alter the results of some tests related to cancer. Therefore, tell your doctor, nurse or hospital staff you are taking Onstair-O Tablet 10's. Your doctor may advise you to stop taking this medicine for at least five days if you undergo certain tests.
Drug-Drug Interactions
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Diet & Lifestyle Advise
Habit Forming
Therapeutic Class
Alcohol
Consult your doctor
If you have any concerns regarding alcohol consumption while taking Onstair-O Tablet 10's, please discuss them with your doctor.
Pregnancy
Consult your doctor
If you are pregnant or planning pregnancy, please inform your doctor before taking Onstair-O Tablet 10's.
Breast Feeding
Consult your doctor
If you are a breastfeeding mother, please inform your doctor before taking Onstair-O Tablet 10's.
Driving
Caution
Onstair-O Tablet 10's usually does not affect your ability to drive or operate machinery. However, if you experience visual disturbances or dizziness after taking Onstair-O Tablet 10's, avoid driving or operating machinery.
Liver
Caution
If you have severe liver problems, inform your doctor, as a lower dose is recommended in such cases.
Kidney
Consult your doctor
If you have kidney problems, please inform your doctor before taking Onstair-O Tablet 10's.
Children
Caution
Onstair-O Tablet 10's should be used in dose and duration as advised by a doctor only. However, if you have any concerns regarding using Onstair-O Tablet 10's for children below 1 year, please consult a doctor.
Heart
Onstair-O Tablet 10's should be used cautiously in heart patients due to the risk of rhythm changes like QT prolongation. Always consult a doctor to ensure safe use based on your cardiac condition.
Geriatrics
Caution
Onstair-O Tablet 10's can be used in geriatric patients, but with caution due to age-related changes in drug metabolism. Older adults may be more prone to side effects like constipation, dizziness, or nutrient deficiencies, so medical supervision is recommended.
Onstair-O Tablet 10's is used to treat Nausea and Vomiting.
Onstair-O Tablet 10's contains Omeprazole and Ondansetron. Omeprazole reduces the amount of acid the stomach produces and prevents excess acid from flowing back into the food pipe. Ondansetron blocks the action of serotonin, a chemical that stimulates the vomiting centre (chemoreceptor trigger zone – CTZ) located in the brain. Thus, it prevents nausea and vomiting.
Onstair-O Tablet 10's may cause constipation as a side effect. It is not necessary for everyone taking Onstair-O Tablet 10's to experience this side effect. However, if the condition persists or worsens, please consult a doctor.
Onstair-O Tablet 10's should be used with caution in patients suffering from liver problems. Inform your doctor if you have any liver problems before taking Onstair-O Tablet 10's so that the dose may be adjusted appropriately.
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