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Ondem<\/strong> is een film-coated tablet<\/strong> van ondansetron 4 mg \/ 8 mg<\/strong>, a selective serotonin 5-HT3 receptor antagonist<\/strong>. It is the most-used antiemetic worldwide and works against the strong serotonergic emetic stimulus generated by chemotherapy, radiation, surgery, gastroenteritis, and migraine. Manufactured by Alkem under WHO-GMP standards. Onset within 30 minutes orally and 8–12 hour duration; usually given 30–60 minutes before chemo or as needed for breakthrough nausea.<\/p>\n<\/div>\n \ud83d\udce6 Elke bestelling is gedekt door onze Reshipment Assurance Policy<\/strong><\/a> \u2014 als uw pakket niet binnen 20 werkdagen arriveert, sturen wij het opnieuw.<\/p>\n Onze generieke medicijnen zijn afkomstig van WHO-GMP gecertificeerde fabrikanten en worden wereldwijd verzonden in discrete, eenvoudige verpakkingen \u2014 geen medicijnnaam op de buitenkant van het pakket. Betalingen met kaart worden verwerkt via een gereguleerde processor (betalingsoverzichten vermelden een gereguleerde kaartbetalingprocessor \u2014 nooit \u201cMedsBase\u201d of een medicijnnaam). Crypto en SEPA bankoverschrijvingen worden ook geaccepteerd. Elke bestelling wordt ondersteund door ons Reshipment Assurance Policy.<\/p>\n Ondansetron is the first-line antiemetic for serotonin-driven nausea<\/strong> — chemotherapy-induced nausea and vomiting (CINV), post-operative nausea and vomiting (PONV), radiation-induced nausea, and severe gastroenteritis. It is less useful for motion sickness and vestibular nausea<\/strong> (where the dominant pathway is histaminergic and cholinergic — promethazine\/Avomine, cinnarizine, and meclozine work better) and not first-line for nausea-vomiting of pregnancy<\/strong> (NVP first-line is doxylamine + B6; ondansetron is reserved for refractory hyperemesis gravidarum after considering a small first-trimester cardiac\/cleft-palate signal in observational studies).<\/p>\n Ondem is supplied from a WHO-GMP gecertificeerde fabrikant<\/strong>. Elke bestelling wordt discreet wereldwijd verzonden en valt onder onze Reshipment Assurance Policy<\/a> — if it does not arrive within 20 business days, we reship at no cost. Ondansetron is the global standard for serotonin-driven emesis with millions of doses delivered safely each year. Film-coated tablet formulation is convenient when active vomiting prevents reliable swallowing.<\/p>\n Chemotherapy, radiation, and surgery damage gut enterochromaffin cells, which release massive amounts of serotonin (5-HT)<\/strong>. The serotonin binds 5-HT3 receptors on vagal afferents and on the chemoreceptor trigger zone (area postrema), which signal the medullary vomiting centre. Ondansetron is a highly selective antagonist at the 5-HT3 receptor — it blocks this signal at both peripheral and central sites without affecting D2, H1, muscarinic, or alpha-adrenergic receptors. That selectivity explains its clean side-effect profile: minimal sedation, no extrapyramidal reactions, no anticholinergic burden.<\/p>\nWaarom bestellen bij MedsBase<\/h3>\n
When ondansetron is the right antiemetic<\/h2>\n
Waarom bestellen bij MedsBase<\/h3>\n
Werkingsmechanisme<\/h2>\n
Indicaties<\/h2>\n
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Dosering<\/h2>\n