Nexium
In brief
- In our pharmacy, you can buy Nexium without a prescription, with delivery in 9–21 days throughout the United Kingdom. Discreet and anonymous packaging.
- Nexium (esomeprazole) is used to treat gastro-oesophageal reflux disease (GORD/GERD), erosive oesophagitis, gastric and duodenal ulcers (including as part of H. pylori eradication regimens), Zollinger–Ellison syndrome and to reduce NSAID-associated ulcer risk; it is a proton pump inhibitor that suppresses gastric acid secretion by blocking the H+/K+ ATPase in gastric parietal cells.
- The usual dose is 20–40 mg once daily for GERD (20 mg for maintenance), 20 mg twice daily when used in H. pylori eradication with antibiotics, and higher or twice-daily dosing (eg 40 mg BID) for Zollinger–Ellison syndrome; paediatric dosing is typically 10–20 mg once daily depending on age/weight.
- Forms of administration include gastro-resistant tablets (20 mg, 40 mg), gastro-resistant granules/sachets (10 mg) for paediatric or feeding-tube use, IV powder for infusion (40 mg vial) for hospital use, and combination tablets (Vimovo) containing esomeprazole plus naproxen.
- Onset: acid suppression begins within about 1 hour, but symptom relief may take 1–4 days; not suitable for immediate heartburn relief.
- Duration of action: acid suppression typically lasts around 24 hours per dose, with full therapeutic effect developing after several days of daily dosing.
- Alcohol warning: avoid excessive alcohol as it can worsen reflux and gastric irritation and may reduce symptom control; discuss moderate alcohol use with your clinician.
- The most common side effect is headache; other frequent effects include diarrhoea, nausea, abdominal pain and flatulence (long-term use may be associated with low magnesium, B12 deficiency, increased fracture risk and C. difficile infection).
- Would you like to try Nexium without a prescription?
Basic Nexium information
- INN (international nonproprietary name): Esomeprazole.
- Brand names available in the United Kingdom: Nexium (AstraZeneca), Nexium Control 20 mg, and generic esomeprazole; formulations include tablets (20 mg, 40 mg), granules (10 mg) and IV 40 mg vials.
- ATC code: A02BC05.
- Forms and dosages: Gastro-resistant tablets 20 mg, 40 mg; gastro-resistant granules 10 mg for paediatric/feeding-tube use; IV powder for infusion 40 mg vial; combination tablets (Vimovo) with naproxen.
- Manufacturers in the United Kingdom: AstraZeneca (originator) and generic manufacturers.
- Registration status in the United Kingdom: Esomeprazole is authorised by the MHRA; most strengths are prescription-only, while Nexium Control 20 mg is a pharmacy medicine.
- OTC / Rx classification: Prescription-only medicine (POM) for most strengths and indications; Nexium Control 20 mg is a pharmacy medicine (P) for short-term heartburn relief.
Legal status and availability in the UK
In our online pharmacy, Nexium is available without a prescription, with discreet delivery to the United Kingdom in 9–21 days.
Esomeprazole is a prescription-only medicine (POM) in the UK, apart from Nexium Control 20 mg, which is available from pharmacies without a prescription for short-term heartburn relief.
Product snapshot and key variants
Quick product facts
- INN: Esomeprazole.
- ATC code: A02BC05.
- Primary indications: GERD, erosive oesophagitis, gastric and duodenal ulcers, H. pylori eradication (as part of triple therapy), Zollinger–Ellison syndrome, NSAID ulcer prevention.
- Available forms: Tablets 20/40 mg; gastro-resistant granules 10 mg; IV vial 40 mg; combination tablets (Vimovo).
- Major manufacturer: AstraZeneca and generic manufacturers.
Pack options and regulatory status
Most esomeprazole formulations are prescription-only in the UK; Nexium Control 20 mg is available from pharmacies without a prescription.
Branded Nexium and generics are expected to be bioequivalent.
Typical pack sizes are 14, 28 or 30 tablets and single 40 mg IV vials.
Indications and when Nexium is appropriate
Core licensed clinical indications
When is esomeprazole an appropriate choice?
Esomeprazole is licensed for GERD including erosive oesophagitis, gastric and duodenal ulcers, H. pylori eradication as part of triple therapy, Zollinger–Ellison syndrome and for risk reduction of NSAID-related ulcers.
Pharmacists should flag alarm symptoms that require urgent referral such as dysphagia, unintentional weight loss and gastrointestinal bleeding.
Zollinger–Ellison and other hypersecretory states need specialist initiation and titration rather than routine primary-care dosing.
Practical patient-use contexts
How is nexium typically used in everyday practice?
- H. pylori eradication
- 20 mg twice daily with appropriate antibiotics for 7–14 days.
- Erosive oesophagitis
- 20–40 mg once daily for 4–8 weeks for healing; then consider maintenance.
- Maintenance for recurrent GERD
- 20 mg once daily; duration depends on relapse risk and symptom control.
- NSAID ulcer prevention
- 20–40 mg once daily for the period of NSAID use if indicated.
- Zollinger–Ellison
- Start at 40 mg twice daily and titrate under specialist supervision.
Dosage forms, strengths and typical regimens
Adult dosing and common regimens
What doses will a pharmacist commonly dispense for adults?
| Condition | Dose | Duration |
|---|---|---|
| GERD (erosive) | 20–40 mg once daily | 4–8 weeks |
| Maintenance GERD | 20 mg once daily | Long-term as needed |
| H. pylori eradication | 20 mg twice daily (with antibiotics) | 7–14 days |
| NSAID ulcer prevention | 20–40 mg once daily | Duration of NSAID therapy |
| Zollinger–Ellison | 40 mg twice daily, titrate | Specialist-directed |
Paediatric, IV and special formulations
What options exist for children and hospital patients?
Gastro-resistant granules (10 mg) are suitable for paediatric dosing and for administration via feeding tubes.
Paediatric dosing is weight/age-dependent, commonly 10–20 mg once daily in children over 1 year and above 10 kg, and requires specialist or SPC-guided dosing.
IV 40 mg vials are reserved for hospital use in severe cases or where oral administration is not possible.
Dose adjustments and special populations
Hepatic, renal, elderly and children
Which dose modifications are required for special populations?
- Hepatic impairment: In severe hepatic impairment (Child‑Pugh C) limit to a maximum of 20 mg/day.
- Renal impairment: No routine dose adjustment required, but use caution in severe renal dysfunction.
- Elderly: No routine change, but monitor for PPI-class risks such as fractures and infections.
- Children: Use granules or lower-strength tablets and adjust by weight; follow SPC or specialist guidance.
Pregnancy, breastfeeding and fertility considerations
Is nexium safe in pregnancy or breastfeeding?
Human data are limited and esomeprazole should be used in pregnancy only if clearly needed after risk–benefit discussion with the prescriber.
Breastfeeding mothers should discuss options with their clinician; use is considered when alternatives are unsuitable and clinical need exists.
Check current MHRA, BNF or SPC guidance and document shared decision-making when prescribing or dispensing in pregnancy.
How to take Nexium
Administration timing, food and missed doses
How should patients take nexium for best effect?
Tablets are best taken before food, typically 30–60 minutes before breakfast, to maximise acid suppression.
Granules should be prepared and administered according to the SPC instructions, either mixed with water or given via a feeding tube as directed.
If a dose is missed, take it as soon as remembered unless it is near the time of the next dose; do not double up doses.
Esomeprazole is not for immediate symptom relief and is not an antacid.
Switching between PPIs, stopping and step-down strategies
How to manage switching or stopping long-term therapy?
When switching from another PPI, discuss equivalent dosing and consider a direct switch at an approximate equivalent dose unless specialist guidance indicates otherwise.
For long-term therapy, counsel on stepping down to the lowest effective dose, using intermittent dosing or on‑demand treatment where appropriate.
When stopping PPIs, advise patients that symptoms may recur and to plan follow-up or a monitored withdrawal trial with their prescriber.
Interactions and contraindications
Key drug interactions to screen for
What interactions should be checked before supply?
| Interacting drug | Action / monitoring |
|---|---|
| Clopidogrel | Assess risk/benefit; esomeprazole may reduce clopidogrel activation; consider alternative PPI or cardiology advice. |
| Warfarin | Monitor INR closely after starting or stopping esomeprazole. |
| Methotrexate | High-dose methotrexate levels can be affected; monitor and liaise with prescriber. |
| Tacrolimus | Monitor drug levels; adjust dosing as needed under specialist supervision. |
| Azole antifungals / ketoconazole | Reduced absorption of drugs requiring low gastric pH; check SPC and adjust therapy. |
Absolute and relative contraindications
Who must not take esomeprazole?
Absolute contraindication is hypersensitivity to esomeprazole, omeprazole or other proton pump inhibitors, including severe allergic reactions such as anaphylaxis or angioedema.
Relative contraindications include severe hepatic impairment (dose caution), history of C. difficile infection, hypomagnesaemia risk and patients at high risk of fractures with chronic high‑dose therapy.
Side effects, monitoring and long-term safety
Common and less common adverse effects
Which adverse effects should patients be warned about?
| Side effect | Frequency / monitoring advice |
|---|---|
| Headache | Common; reassure and treat symptomatically if needed. |
| Diarrhoea | Common; monitor for persistence and consider C. difficile if severe or persistent on long-term therapy. |
| Nausea / abdominal pain | Common; advise taking before food and report severe symptoms. |
| Hypomagnesaemia | Uncommon with long-term use; monitor magnesium in symptomatic or at-risk patients. |
| Fracture risk | Associated with chronic high‑dose use; review bone health in at‑risk patients. |
| Interstitial nephritis | Rare; refer urgently if unexpected renal impairment or haematuria occurs. |
Monitoring strategy and when to refer
What routine monitoring is advised for long-term users?
For patients on prolonged therapy consider monitoring magnesium levels and checking vitamin B12 if symptomatic or after prolonged use.
Assess bone health risk factors in those on long-term high-dose therapy and consider DEXA scanning or bone-protection measures as clinically indicated.
Refer immediately for alarm features such as dysphagia, weight loss or GI bleeding and for any suspected severe adverse reaction.
Hospital use, IV administration and handling
Indications for IV esomeprazole and inpatient protocols
When is IV esomeprazole used in hospital settings?
IV 40 mg vials are indicated for acute upper GI bleeding, severe reflux when oral administration is not possible, and peri‑operative or intensive-care acid suppression where required.
Hospitals follow local IV reconstitution and infusion protocols and liaise with pharmacy for stock management and alternative IV PPIs such as pantoprazole where appropriate.
Storage and handling
How should esomeprazole be stored?
Store tablets at room temperature in a dry place below 25°C and keep IV vials per manufacturer instructions, avoiding freezing.
For IV administration follow SPC reconstitution steps precisely and document indications and batch details in inpatient records.
Quick reference
Common questions include whether Nexium is safe long-term, what to do if a dose is missed, whether it can be taken with clopidogrel and whether it is safe in pregnancy; these are covered in the sections above, and a pharmacist or GP can give personalised guidance.
Delivery across the United Kingdom
| City | Region | Delivery Time |
|---|---|---|
| London | England | 9–21 days |
| Birmingham | England | 9–21 days |
| Manchester | England | 9–21 days |
| Glasgow | Scotland | 9–21 days |
| Edinburgh | Scotland | 9–21 days |
| Bristol | England | 9–21 days |
| Leeds | England | 9–21 days |
| Cardiff | Wales | 9–21 days |
| Belfast | Northern Ireland | 9–21 days |
| Newcastle | England | 9–21 days |
| Nottingham | England | 9–21 days |
| Swansea | Wales | 9–21 days |
| Southampton | England | 9–21 days |
| Norwich | England | 9–21 days |
Final notes and safe use
Current medicines including clopidogrel, warfarin, methotrexate and tacrolimus should be checked to screen for interactions.
Take tablets before food and complete prescribed courses for healing indications rather than stopping when symptoms improve.
For long-term users set a medication review at least annually to reassess indication, lowest effective dose and the need for monitoring of magnesium, B12 or bone health as appropriate.
When in doubt, refer patients with alarm symptoms or suspected severe adverse reactions to their GP or emergency services promptly.
