Lukas T.
16 May 2026
Arrived quickly in plain packaging exactly as described. Fair pricing and easy reorder.

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KAM4U10Carisoprodol 500mg — the step-up strength for when a doctor confirms 350mg isn't enough. Not a starting dose.
Generic Carisoprodol — Pain-O-Soma 500mg — Carisoprodol Tablets. Sold as a single pack.
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€64.00
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40 pharmacist-written guides relevant to Pain-O-Soma 500mg — Carisoprodol Tablets — newest research first.
Pain O Soma 500 mg contains Carisoprodol, a potent muscle relaxant that helps relieve acute musculoskeletal pain and discomfort caused by injuries, muscle strains, or spasms. It works by interrupting nerve signals between the brain and muscles, leading to reduced pain perception and muscle relaxation. This medicine is especially useful for patients suffering from back pain, neck stiffness, or other muscle-related conditions. Pain O Soma 500 mg is usually prescribed as a short-term treatment and is most effective when used along with rest, physical therapy, and proper exercise. The tablet acts within 30 minutes of intake, offering quick relief and improving movement and flexibility. Its strong muscle-relaxing action helps restore comfort and daily functionality. However, due to its potential for dependence, long-term or excessive use should be avoided. The dose should be takene xactly as prescribed, usually up to three times a day, and not for more than 2–3 weeks unless directed by a doctor. Benefits (Short): Relieves severe muscle pain and spasms Provides rapid relaxation and comfort Improves body movement and flexibility Common Side Effects (Short): Drowsiness or dizziness Headache or fatigue Upset stomach or nausea
Part of our Pain Relief range.
Pain-O-Soma 500mg is a higher-strength carisoprodol tablet from Centurion Laboratories, delivering 500mg of the centrally acting muscle relaxant per dose. It targets the same problem as the 350mg strengths — acute, painful muscle spasm from strains, back injuries, and similar musculoskeletal conditions — but with a larger dose per tablet. The people who choose Pain-O-Soma 500mg are typically those who have already used carisoprodol at 350mg under medical supervision and found the relief incomplete. It is emphatically not a first-time option: a bigger dose means more sedation, more dizziness, and a steeper dependence risk. If you have never taken carisoprodol, start the conversation with your doctor at 350mg and only step up if they advise it.
Like all carisoprodol tablets, Pain-O-Soma 500mg starts working within roughly half an hour, and each dose provides muscle relaxation for around four to six hours. The higher strength does not meaningfully extend that window — carisoprodol is cleared at the same rate regardless of dose — but the sedative effect within those hours is stronger, which is precisely why this strength demands more caution. Per the leaflet, treatment remains a short course measured in weeks, not months, taken alongside rest and rehabilitation for the underlying injury. Expect the drowsiness to be most pronounced early in the course. Never shorten the gap between doses or double up because relief faded — follow the leaflet's schedule exactly.
The honest answer for most people is no, not at first. Pain-O-Soma 350mg and Prosoma 350 are the standard strengths where carisoprodol treatment begins, and many acute muscle injuries respond fully to them. Pain-O-Soma 500mg exists for the minority whose doctor has confirmed the 350mg dose was well tolerated but insufficient. Stepping up trades stronger relief for stronger side effects: sedation, impaired coordination, and dependence potential all scale with dose. Carisoprodol 1000mg goes further still and is only for explicit medical direction. If you cannot say with certainty that 350mg failed for you, buy the lower strength — you can always escalate later with medical advice.
Treat Pain-O-Soma 500mg with the respect a prescription-strength, higher-dose muscle relaxant deserves. The absolute rule: no alcohol. At 500mg the combined CNS depression from carisoprodol plus alcohol is genuinely dangerous — extreme sedation and suppressed breathing are real possibilities. Avoid other sedatives, opioids, and sleep medicines unless a doctor has approved the combination. Do not drive on treatment days until you have established how strongly this dose sedates you; at 500mg many people find they simply should not drive at all. Keep the course as short as the leaflet allows, taper rather than stop abruptly if you have used it for more than a couple of weeks, and pair the tablets with the rest and gradual movement that actually heal the muscle.
Pain-O-Soma 500mg from Kam4eu arrives as the genuine Centurion Laboratories product: factory-sealed blisters, GMP manufacture, batch number and expiry printed on the pack, and the patient leaflet inside — which matters more than usual at this strength, because the warnings section deserves a careful read. We ship in plain packaging with nothing on the outside identifying the contents, delivery to the UK and EU takes 3–5 working days, and shipping is free over €110. A 20-tablet pack costs €64. Every order is verified by WhatsApp before dispatch, so you are dealing with a person, not just a checkout page. Given the strength, we strongly recommend confirming with your doctor that 500mg is appropriate for you before ordering.
Common side effects of Pain-O-Soma 500mg include drowsiness, dizziness, headache and nausea. Because this is the higher 500mg strength, these effects are typically more pronounced than with 350mg tablets — side effects scale with dose, and next-morning grogginess is more likely. Do not drive or operate machinery until you know how it affects you. Rare but serious reactions include severe allergic response (swelling of the face or throat, breathing difficulty), seizures, extreme confusion, and very slow or shallow breathing — seek medical help immediately if these occur. Abruptly stopping after regular use can cause withdrawal symptoms such as insomnia, anxiety and tremor. Carisoprodol is a prescription-strength medicine with dependence potential, intended for short courses only.
Pain-O-Soma 500mg is unsuitable for anyone with a history of alcohol or drug dependence — carisoprodol carries real dependence potential, and the higher strength raises the stakes. Never combine it with alcohol or other sedatives such as opioids, benzodiazepines or sleeping tablets: the combined respiratory depression can be dangerous. Avoid it entirely if you have porphyria, an allergy to carisoprodol or meprobamate, or serious breathing conditions like sleep apnoea or severe COPD. Elderly users, and those with liver or kidney impairment, clear the drug more slowly and should generally start on the 350mg strength under medical guidance instead. Not recommended in pregnancy or breastfeeding. If 350mg has never been tried, 500mg is not the place to start.
Keep Pain-O-Soma 500mg in its original blister, in a cool, dry place below 25°C, away from sunlight and moisture, and well out of children's reach — this strength is particularly hazardous if swallowed accidentally. Genuine packs arrive with fully sealed foil blisters, the batch number and expiry date printed on both blister and carton, an intact outer box, and the manufacturer's information leaflet inside. Foil that looks lifted, re-glued or mismatched against the box printing is a warning sign. Do not use tablets that are chipped, discoloured or past the printed expiry date.
Pain-O-Soma 500mg is sold as a 20-tablet pack for €64, which comes to €3.20 per tablet. You pay a modest premium over the 350mg strength for roughly 40% more carisoprodol per tablet, so on a per-milligram basis the 500mg pack is actually the more efficient buy — but strength should be chosen on medical grounds, not price. Twenty tablets covers a typical short course, which is how this medicine should be used. Free delivery applies to orders over €110, so pairing it with other items in one order saves the shipping fee. We never suggest ordering beyond a short course.
General information about the active ingredient in Pain-O-Soma 500mg — Carisoprodol Tablets.
See the full Carisoprodol guide & all Carisoprodol productsCarisoprodol is a centrally acting skeletal muscle relaxant, marketed under brand names such as Pain-O-Soma and Prosoma. It is used as a short-term adjunct to rest, physiotherapy and other measures for the relief of discomfort associated with acute, painful musculoskeletal conditions. It is intended only for brief courses of treatment and is not suitable for managing long-term or chronic muscle pain.
Carisoprodol does not act directly on skeletal muscle. Instead, it works within the central nervous system, where it is thought to alter activity between neurons in the spinal cord and brain, producing a sedative effect and reducing the perception of muscle discomfort. In the body it is partly metabolised to meprobamate, a compound with sedative properties, which contributes to its effects and to its potential for dependence.
Take carisoprodol exactly as prescribed and follow the dosing instructions in the patient information leaflet. It is usually taken by mouth and is intended only for short-term use, typically no longer than two to three weeks, because evidence of benefit beyond this period is limited and risks increase with prolonged use. Do not take more than prescribed, and do not stop a prolonged course suddenly without medical advice.
Common (usually mild and temporary):
Stop and seek medical help if you experience:
Store in the original packaging at room temperature, away from excess heat, moisture and direct light, out of the sight and reach of children. Do not use after the expiry date, and dispose of unused medicine safely through a pharmacy.
No. Carisoprodol is intended only for short-term use, generally no more than two to three weeks. For ongoing or chronic muscle problems, speak to your doctor about more suitable approaches.
No. Alcohol can greatly increase the sedative effects, leading to severe drowsiness, impaired coordination and breathing problems. Avoid alcohol entirely during treatment.
Yes, particularly with prolonged use or higher-than-prescribed doses, partly because it is metabolised to meprobamate. Take it only as prescribed, and ask your doctor before stopping a long course.
Important: This information is general and not a substitute for medical advice. Always read the patient information leaflet supplied with your medicine and consult a doctor or pharmacist before use — especially if you have existing health conditions or take other medication.
The larger the pack, the lower the price per unit.
Pain-O-Soma 500mg — Carisoprodol Tabletsisn't stocked on UK or EU high-street pharmacy shelves — it's an imported generic, so buying happens online. Kam4eu ships genuine, sealed Pain-O-Soma 500mg — Carisoprodol Tablets from €64.00 (4 pack sizes, lower per-unit price on larger packs) to the United Kingdom and all 27 EU + 3 EEA countries. Orders dispatch within one working day of payment and arrive in 3–5 working days — free delivery over €110.00.
Common searches about Pain-O-Soma 500mg — answered on this page
Pain-O-Soma 500mg — Carisoprodol Tablets starts from €64.00. Several pack sizes are available — the larger the pack, the lower the per-unit price. European delivery is free on orders over €110, otherwise €15 standard (3–5 working days).
Orders ship in plain, unbranded packaging from our European fulfilment hub, usually within one working day of payment clearing. Standard delivery takes 3–5 working days to the United Kingdom and all 27 EU + 3 EEA countries; express (1–2 days) is also available. For EU orders, VAT and duties are settled at checkout via IOSS, so there are no surprise bills on arrival.
The active ingredient in Pain-O-Soma 500mg — Carisoprodol Tablets is Carisoprodol — the same molecule used in the branded equivalent, manufactured under GMP conditions. Always read the patient information leaflet and consult a doctor or pharmacist before first use.
Choose your method at checkout: secure bank/SEPA transfer, PayPal, or crypto (USDT TRC-20 / Bitcoin). You'll receive clear payment instructions by email, and we dispatch within one working day of payment clearing.
Yes. Every order ships in plain, unbranded outer packaging — nothing on the outside indicates the contents or the pharmacy.
Yes — it contains 150mg more carisoprodol per tablet, which generally means stronger muscle relaxation but also more drowsiness, dizziness, and a higher dependence risk. It is intended for people whose doctor has confirmed the 350mg strength was insufficient, not as a first choice for new users.
We advise against it. Pain severity does not predict how strongly carisoprodol will sedate you, and starting at 500mg exposes you to elevated side effects before you know your tolerance. Standard practice is to begin at 350mg under medical guidance and step up only if a doctor agrees it is needed.
No. Carisoprodol is cleared from the body at the same rate regardless of dose, so each tablet still covers roughly four to six hours. The higher strength intensifies the effect within that window rather than extending it, which is also why sedation is more pronounced at 500mg.
Carisoprodol is often used alongside simple painkillers such as paracetamol or ibuprofen, and the leaflet does not prohibit this — but confirm with your doctor or pharmacist first, especially regarding your full medicine list. Never combine it with opioid painkillers, sleeping tablets, or alcohol without explicit medical approval, as sedation compounds dangerously.
Stopping abruptly after extended use of carisoprodol can trigger withdrawal symptoms such as insomnia, headache, nausea, and anxiety — more likely at higher strengths like 500mg. Keep courses short as the leaflet directs, and if you have been taking it for more than a couple of weeks, ask a doctor about tapering down.
No — this is especially important at the 500mg strength. Alcohol amplifies carisoprodol's sedation and can dangerously suppress breathing. Because the active metabolite meprobamate lasts around ten hours, avoid alcohol throughout your course entirely, not just on dosing days.
Excessive drowsiness is the most common complaint at this strength. Take your dose in the evening where possible, never drive while affected, and consider the 350mg strength instead — many users get adequate muscle relaxation from the lower dose with less sedation. Discuss persistent grogginess with a doctor.
Splitting is not recommended — the tablets are not scored, so halves are uneven and dosing becomes unpredictable. If 500mg feels too strong, the proper solution is the manufactured 350mg tablet, which delivers an accurate, consistent lower dose in every tablet.
Carisoprodol's half-life is about two hours, but its metabolite meprobamate persists for roughly ten hours, so impairment can last well into the next day at this strength. Drug tests may detect it for two to four days after the last dose, longer after regular use.
Yes. The expiry date is printed on both the blister foil and the box — do not take tablets past it, as potency and stability are no longer guaranteed. Store the pack sealed until use, and return unused tablets to a pharmacy for disposal rather than keeping them around.
4.4
out of 5
217 reviews
85% recommend this product
Lukas T.
16 May 2026
Arrived quickly in plain packaging exactly as described. Fair pricing and easy reorder.
Priya G.
29 Apr 2026
Does what it says. Ordering took me a while to figure out with the bank transfer, and I'd like more payment options.
Karolina N.
12 Apr 2026
Same active ingredient as the branded version at a fraction of the price. No issues.
Rob F.
7 Apr 2026
Genuine product, batch number checked out. Slightly slow dispatch on my order but support kept me informed.
Hannah W.
21 Mar 2026
Three days from order to door across the EU — paperwork all sorted, no surprises.
Aisha S.
4 Mar 2026
Works as expected. The bank-transfer payment felt a bit old-fashioned compared to card checkout, but delivery was smooth.
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