Galamer

📦 Elke bestelling is gedekt door onze Reshipment Assurance Policy — als uw pakket niet binnen 20 werkdagen arriveert, sturen wij het opnieuw.

Waarom bestellen bij MedsBase

Onze generieke medicijnen zijn afkomstig van WHO-GMP gecertificeerde fabrikanten en worden wereldwijd verzonden in discrete, eenvoudige verpakkingen — geen medicijnnaam op de buitenkant van het pakket. Betalingen met kaart worden verwerkt via een gereguleerde processor (betalingsoverzichten vermelden een gereguleerde kaartbetalingprocessor — nooit “MedsBase” of een medicijnnaam). Crypto en SEPA bankoverschrijvingen worden ook geaccepteerd. Elke bestelling wordt ondersteund door ons Reshipment Assurance Policy.

What Is Galamer?

Galamer is an oral tablet from Sun Pharma containing galantamine hydrobromide 4 mg. Galantamine is unique among the cholinesterase inhibitors used in Alzheimer's disease because it has two complementary mechanisms: it reversibly inhibits acetylcholinesterase (the standard cholinergic mechanism) and additionally acts as a positive allosteric modulator at nicotinic acetylcholine receptors, amplifying the effect of acetylcholine at those synapses.

Galamer from Sun Pharma is a 4 mg galantamine tablet — the starting dose for the 8-week titration in mild-to-moderate Alzheimer's. Titrate over 8 weeks to the maintenance 16 mg/day or 24 mg/day dose. Always take with food to minimise nausea. Galantamine is licensed for mild-to-moderate Alzheimer's disease — the same severity range as donepezil and rivastigmine. It is naturally derived from the bulbs of snowdrop and daffodil flowers (originally isolated from Galanthus) and has been used for decades in Eastern Europe before licensing for Alzheimer's in the West.

How Does Galamer Work?

Alzheimer's disease is characterised by progressive loss of cholinergic neurons in the basal forebrain. Galantamine addresses this through two complementary actions:

• Reversible AChE inhibition — raises synaptic acetylcholine levels at remaining cholinergic synapses (the same mechanism as donepezil and rivastigmine).
• Positive allosteric modulation of nicotinic ACh receptors — galantamine binds to a separate site on nicotinic receptors and amplifies their response to acetylcholine. This dual mechanism may explain why some patients respond to galantamine after failing other AChE inhibitors, although head-to-head efficacy trials show similar overall cognitive benefit.
• Twice-daily dosing — galantamine has a shorter half-life (~7–8 hours) than donepezil, so requires twice-daily dosing for stable plasma levels.

Onset of cognitive benefit: visible at 6–12 weeks on the maintenance 16–24 mg/day dose; peak at 6 months.

Toepassingen en Indicaties

• Mild Alzheimer's dementia — first-line cholinesterase inhibitor
• Moderate Alzheimer's dementia — first-line, often combined with memantine in later moderate stage
• Vascular dementia (mixed type) — off-label modest benefit

Galamer is niet indicated for: severe Alzheimer's disease (only donepezil is licensed at this stage), mild cognitive impairment, frontotemporal dementia (worsens behavioural symptoms), Parkinson's disease dementia (rivastigmine has the on-label indication), or as a cognitive enhancer in healthy adults.

Galamer Dosage and How to Take — SLOW TITRATION

Galamer comes at 4 mg tablets. Galantamine has the most aggressive GI side-effect profile of the AChE inhibitors — the slow titration is mandatory.

Standard 8-week titration:

• Weeks 1–4: 4 mg twice daily (8 mg/day total) with food
• Weeks 5–8: 8 mg twice daily (16 mg/day total) with food — the minimum effective maintenance dose
• Weeks 9 onward (if tolerated): 12 mg twice daily (24 mg/day total) — the maximum dose

How to Take Galamer Properly

1. — verbetert de verdraagzaamheid van metformine. — this is the single most important rule for tolerability. Food slows absorption and significantly reduces nausea. Take morning dose with breakfast and evening dose with dinner.
2. Twice daily, 12 hours apart. Consistency is important — galantamine's shorter half-life means missed doses produce noticeable cholinergic withdrawal.
3. Drink plenty of fluids — nausea + vomiting in titration can cause dehydration in elderly patients.
4. Slik de tablet heel door met water. Tablets can be split if scored.
5. If GI side effects are intolerable, drop back to the previous dose for another 4 weeks before re-attempting the up-titration.
6. Cap maintenance at 16 mg/day in patients with moderate hepatic (Child-Pugh B) or moderate renal (eGFR 9–59 mL/min) impairment. Avoid in severe impairment.
7. If treatment is interrupted for more than 3 days, restart at 4 mg twice daily and re-titrate. Skipping the re-titration after a break causes severe GI symptoms.
8. Caregiver supervision is critical. Patients with Alzheimer's rarely manage twice-daily dosing without support. Use a weekly pill organiser filled by a caregiver.
9. Re-assess after 6 months with formal cognitive testing (MMSE or MoCA).

Side Effects of Galamer

Common (highest GI burden of all AChE inhibitors — worst during titration):

• Nausea, vomiting (more common than with donepezil)
• Diarrhoea
• Anorexia and weight loss
• Dizziness, headache
• Insomnia, vivid dreams
• Vermoeidheid
• Muscle cramps
• Bradycardie

Minder vaak maar belangrijk:

• Syncope and falls
• Urinary incontinence
• Worsening of asthma or COPD
• GI bleeding (especially with NSAIDs)
• Tremor

Rare but seek medical attention immediately:

• Stevens-Johnson syndrome and acute generalised exanthematous pustulosis (AGEP) — rare but documented serious skin reactions. Stop and seek emergency care for any blistering rash, mucosal erosions, or widespread pustules.
• Severe bradycardia and complete heart block
• Seizures
• Severe vomiting causing oesophageal rupture (very rare)

Waarschuwingen en voorzorgsmaatregelen

• Severe skin reactions: rare but documented Stevens-Johnson syndrome and AGEP. Stop immediately and seek emergency care for any blistering or mucosal rash.
• Cardiac: galantamine slows heart rate. Caution in sick sinus syndrome, second- or third-degree AV block, or unexplained syncope. Baseline ECG before starting.
• Severe hepatic or renal impairment: avoid (Child-Pugh C or eGFR < 9 mL/min). Cap at 16 mg/day in moderate impairment.
• Peptic ulcer disease, NSAID co-prescription: increased GI bleed risk. Co-prescribe a PPI in high-risk patients.
• Asthma and COPD: caution in poorly-controlled disease — cholinergic activation can worsen bronchoconstriction.
• Anaesthesia: tell the anaesthetist about galantamine. It prolongs depolarising muscle relaxants (succinylcholine).
• Urinary obstruction (BPH): increased detrusor tone may cause urgency or retention.
• Seizure history: use cautiously — cholinergic activation may lower seizure threshold.
• Caregiver support: essential for adherence and side-effect monitoring.

Contraindications — Who Should NOT Take Galamer

• Known hypersensitivity to galantamine or any tablet excipient
• Ernstige leverfunctiestoornis (Child-Pugh C)
• Severe renal impairment (eGFR < 9 mL/min)
• Active peptic ulcer disease (until healed)
• Severe symptomatic bradycardia, sick sinus syndrome, second- or third-degree AV block (without pacemaker)
• Severe uncontrolled asthma or COPD
• Recent unexplained syncope
• History of severe skin reaction (SJS, AGEP, TEN) to any drug

Geneesmiddelinteracties

Bewaaradvies

• Bewaren bij kamertemperatuur, 15–25°C. Protect from light and moisture.
• Keep tablets in the original blister pack until use.
• Do not store in the bathroom — humidity shortens shelf life.
• Keep out of reach of children and patients who may not understand they are medication.
• Return unused tablets to a pharmacy for disposal.

Gerelateerde alternatieven op MedsBase

Other Alzheimer's and dementia medications stocked on MedsBase:

• Aricep (donepezil 5 / 10 mg)
• Donect (donepezil 10 mg)
• Donemax (donepezil 10 mg)
• Admenta (memantine 5 mg)
• Rivamer (rivastigmine 1.5 mg)

Handige lectuur: Everything you need to know about Alzheimer's disease · Everything to know about dementia · 7 ways to protect your brain health as you age · Best foods for a healthy brain and improved memory.

Veelgestelde vragen

Why must Galamer be taken with food?

Food significantly slows galantamine absorption and reduces peak plasma concentration — this is the single biggest factor in tolerability. Taken on an empty stomach, galantamine causes severe nausea and vomiting in most patients. Taken with breakfast and dinner, the same dose is well tolerated. This is the most common reason patients “cannot tolerate” galantamine.

When will I or my family member see results from Galamer?

Visible cognitive benefit at 6–12 weeks after reaching the 16 mg/day or higher maintenance dose; peak at 6 months. Like donepezil, galantamine is symptomatic therapy — it stabilises cognition for a window of typically 6–18 months. Re-assess with formal cognitive testing at 6 months.

Galamer vs donepezil — which is better?

Both produce comparable cognitive benefit in head-to-head trials. Donepezil: once-daily, cleaner GI tolerability, also licensed for severe Alzheimer's. Galantamine: twice-daily, dual-mechanism (also modulates nicotinic receptors), only for mild-to-moderate Alzheimer's. Donepezil is usually first choice on convenience and tolerability grounds; galantamine is reasonable for patients who tolerate it well or who have not responded to donepezil.

Can Galamer be combined with memantine?

Yes — standard add-on therapy in moderate Alzheimer's disease. Galantamine + memantine produces additive cognitive benefit with no significant interaction. Admenta (memantine) is the standard partner.

Why is the titration so slow?

Galantamine has the highest GI side-effect burden of any AChE inhibitor used in Alzheimer's. The 8-week titration (4 mg BD → 8 mg BD → 12 mg BD) lets the GI tract adapt at each step. Skipping titration causes intolerable nausea, vomiting and diarrhoea that lead most patients to discontinue.

What is the maximum dose of Galamer?

24 mg/day (12 mg twice daily) is the maximum approved dose for healthy adults. Cap at 16 mg/day (8 mg twice daily) in patients with moderate hepatic (Child-Pugh B) or moderate renal (eGFR 9–59 mL/min) impairment. Avoid entirely in severe impairment.

Can I stop Galamer if it is not helping?

Discuss with the prescriber. If formal cognitive testing at 6 months shows no benefit, galantamine can be tapered and stopped. Like donepezil, abrupt discontinuation can cause cognitive worsening — taper down to 8 mg/day for 2–4 weeks, then to 4 mg/day, then stop.

What about the anticholinergic medications I am already taking?

Common anticholinergics that directly cancel galantamine include: oxybutynin and tolterodine (overactive bladder), amitriptyline and nortriptyline, diphenhydramine (Benadryl), and hyoscyamine. Ask your doctor to review every medication on the list. For bladder symptoms, mirabegron is a non-anticholinergic alternative.

Is the rare skin reaction (Stevens-Johnson) really something to worry about?

Very rare but documented — reported in case series, frequency probably less than 1 in 10,000 patients. The warning matters because if a blistering rash, mucosal erosions or widespread pustules develop, the patient needs immediate emergency care — SJS and AGEP can be fatal. Stop the drug at the first sign of unusual rash and seek same-day medical review.

Gerelateerde alternatieven

Andere producten in Chronische aandoeningen die klanten ook bekijken:

• Valprol-CR
• Primox
• Tricort
• Modvigil
• Seroflo Inhaler

More options in Alzheimer's Treatment

Gerangschikt op recente bestelvolumes van MedsBase — wat andere klanten in deze categorie kiezen.

Aricep

US$26.00 – US$184.00Prijsbereik: US$26.00 tot US$184.00

Donect

US$24.00 – US$93.00Prijsbereik: US$24.00 tot US$93.00

Donemax

US$18.00 – US$70.00Prijsbereik: US$18.00 tot US$70.00