{"product_id":"apolipoprotein-profile-blood-test-kit-copy","title":"BNP (B-type Natriuretic Peptide) Blood Test","description":"\u003c!-- \nProduct: BNP (B-type Natriuretic Peptide) Blood Test (Venous Test Kit)\nCollection: Heart Health\nCategory: Medical Tests\nWebsite: Meditest\n--\u003e\n\n\u003cdiv class=\"product-listing-container\"\u003e\n    \u003cstyle\u003e\n        .product-listing-container { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif; line-height: 1.6; color: #333; background-color: #fff; max-width: 100%; overflow: hidden; }\n        .product-listing-container * { box-sizing: border-box; }\n        .product-listing-container .product-description { margin-bottom: 20px; font-size: 16px; line-height: 1.8; }\n        .product-listing-container .results-timing { margin: 20px 0; font-size: 16px; }\n        .product-listing-container .results-timing strong { font-size: 18px; color: #2c7a7b; }\n        .product-listing-container .results-timing p { margin-top: 10px; font-size: 14px; color: #4a5568; }\n        \n        .product-listing-container .dob-notice { background-color: #fff8e6; border-left: 4px solid #f0b429; padding: 15px; margin: 15px 0; border-radius: 4px; }\n        .product-listing-container .dob-notice strong { color: #856404; }\n        .product-listing-container .dob-notice p { margin: 0; color: #856404; }\n        \n        .product-listing-container .sample-collection-section, .product-listing-container .disclaimer-section { border-left: 4px solid #2c7a7b; padding: 20px; margin: 20px 0; border-radius: 4px; }\n        .product-listing-container .disclaimer-section { background-color: #f8fafc; }\n        .product-listing-container h3 { color: #2c7a7b; font-size: 18px; margin-bottom: 15px; font-weight: 700; }\n        \n        .product-listing-container .fee-notice { background-color: #fef2f2; border-left: 4px solid #ef4444; padding: 15px; margin: 15px 0; border-radius: 4px; }\n        .product-listing-container .fee-notice strong { color: #991b1b; }\n        .product-listing-container .fee-notice p { margin: 0; color: #991b1b; }\n        \n        .product-listing-container input[type=\"checkbox\"] { display: none; }\n        .product-listing-container .main-section { margin: 20px 0; border: 1px solid #e2e8f0; border-radius: 6px; overflow: hidden; }\n        .product-listing-container .main-section-header { background-color: #2c7a7b; color: white; padding: 18px 20px; cursor: pointer; display: flex; justify-content: space-between; align-items: center; user-select: none; }\n        .product-listing-container .main-section-title { font-size: 18px; font-weight: 700; margin: 0; flex: 1; }\n        .product-listing-container .main-dropdown-icon { transition: transform 0.3s ease; }\n        .product-listing-container .main-section-content { max-height: 0; overflow: hidden; transition: max-height 0.3s ease; }\n        .product-listing-container input[type=\"checkbox\"]:checked + .main-section .main-section-content { max-height: 50000px; }\n        .product-listing-container input[type=\"checkbox\"]:checked + .main-section .main-dropdown-icon { transform: rotate(180deg); }\n        .product-listing-container .main-section-inner { padding: 20px; }\n\n        .product-listing-container .category-section { margin-bottom: 15px; border: 1px solid #e2e8f0; border-radius: 4px; overflow: hidden; }\n        .product-listing-container .category-header { background-color: #4a9ea1; color: white; padding: 14px 16px; cursor: pointer; display: flex; justify-content: space-between; align-items: center; }\n        .product-listing-container .category-title { font-size: 17px; font-weight: 600; margin: 0; }\n        .product-listing-container .category-dropdown-icon { transition: transform 0.3s ease; }\n        .product-listing-container .category-content { max-height: 0; overflow: hidden; transition: max-height 0.3s ease; }\n        .product-listing-container input[type=\"checkbox\"]:checked + .category-section .category-content { max-height: 5000px; }\n        .product-listing-container input[type=\"checkbox\"]:checked + .category-section .category-dropdown-icon { transform: rotate(180deg); }\n        .product-listing-container .category-biomarkers { padding: 15px; background-color: #f8fafc; }\n        \n        .product-listing-container .biomarker-item { margin-bottom: 10px; border: 1px solid #e2e8f0; border-radius: 4px; background-color: white; }\n        .product-listing-container .biomarker-item:last-child { margin-bottom: 0; }\n        .product-listing-container .biomarker-header { padding: 12px 15px; cursor: pointer; display: flex; justify-content: space-between; align-items: center; }\n        .product-listing-container .biomarker-name { font-weight: 600; color: #2c7a7b; }\n        .product-listing-container .dropdown-icon { color: #2c7a7b; transition: transform 0.3s ease; }\n        .product-listing-container .biomarker-content { max-height: 0; overflow: hidden; transition: all 0.3s ease; padding: 0 15px; background-color: #f8fafc; }\n        .product-listing-container input[type=\"checkbox\"]:checked + .biomarker-item .biomarker-content { max-height: 1000px; padding: 15px; border-top: 1px solid #e2e8f0; }\n        .product-listing-container input[type=\"checkbox\"]:checked + .biomarker-item .dropdown-icon { transform: rotate(180deg); }\n    \u003c\/style\u003e\n\n    \u003c!-- Section 1: Product Description --\u003e\n    \u003cdiv class=\"product-description\"\u003e\n        \u003cp\u003eThe BNP (B-type Natriuretic Peptide) Blood Test measures NT-proBNP (N-terminal pro-B-type natriuretic peptide), a hormone released by your heart when it's under strain. When the heart muscle is stretched or working harder than normal to pump blood—such as in heart failure—it produces increased amounts of this protein. BNP testing is widely used in clinical practice to help assess heart function and is one of the most valuable blood markers for evaluating whether the heart is under stress. This test provides important information about your cardiac health that can guide further evaluation and management.\u003c\/p\u003e\n        \n        \u003cp\u003eThis test is ideal for anyone experiencing symptoms that might indicate heart problems, such as shortness of breath (especially during exertion or when lying flat), unexplained fatigue, swelling in the legs, ankles, or feet (oedema), or reduced exercise tolerance. It's also useful for people with existing heart conditions who want to monitor their cardiac function, those with risk factors for heart disease (such as high blood pressure, diabetes, or previous heart attack), and anyone wanting to include cardiac health assessment in their health monitoring. BNP levels increase when heart failure symptoms worsen and decrease when the condition stabilises, making it useful for both initial assessment and ongoing monitoring. Results outside the normal range may need a follow-up with your GP.\u003c\/p\u003e\n        \n        \u003cp\u003e\u003cstrong\u003eWhat's covered in the price:\u003c\/strong\u003e You receive a venous blood collection kit and professional laboratory analysis. Because this test requires a venous blood draw, you'll need to arrange collection with a qualified phlebotomist—either at a clinic near you or through your own arrangements. A phlebotomy fee may apply separately. Your results will be ready within 3 working days.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \n    \u003c!-- Section 2: Results Timing --\u003e\n    \u003cdiv class=\"results-timing\"\u003e\n        \u003cstrong\u003eResults ready within 3 working days\u003c\/strong\u003e\n        \u003cp\u003eYour sample goes to a UKAS accredited laboratory meeting ISO 15189 standards.\u003c\/p\u003e\n        \n        \u003cdiv class=\"dob-notice\"\u003e\n            \u003cp\u003e\u003cstrong\u003eAction Required:\u003c\/strong\u003e Once your order confirmation arrives, please reply to the email with your date of birth. This helps us process your order quickly and avoid any delays.\u003c\/p\u003e\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n    \n    \u003c!-- Section 3: Sample Collection --\u003e\n    \u003cdiv class=\"sample-collection-section\"\u003e\n        \u003ch3\u003eVenous Test Kit\u003c\/h3\u003e\n        \u003cp\u003eThis test requires a venous blood sample collected by a trained phlebotomist—it cannot be done with a finger-prick at home. NT-proBNP measurement requires adequate sample volume and specific handling that venous collection provides. You'll receive a collection kit containing everything the phlebotomist needs.\u003c\/p\u003e\n        \u003cp\u003e\u003cstrong\u003eYour Options:\u003c\/strong\u003e\u003c\/p\u003e\n        \u003cul\u003e\n            \u003cli\u003e\n\u003cstrong\u003eFind a Local Clinic:\u003c\/strong\u003e Contact our support team and we'll help you locate a nearby clinic with qualified staff to perform the blood draw.\u003c\/li\u003e\n            \u003cli\u003e\n\u003cstrong\u003eMake Your Own Arrangements:\u003c\/strong\u003e You're welcome to arrange collection with any qualified phlebotomist or clinic of your choice.\u003c\/li\u003e\n        \u003c\/ul\u003e\n        \n        \u003cdiv class=\"fee-notice\"\u003e\n            \u003cp\u003e\u003cstrong\u003ePlease Note:\u003c\/strong\u003e The phlebotomy service (blood draw) is not included in the test price. Clinics typically charge £20-£50 for this service. Please confirm the fee when booking your appointment.\u003c\/p\u003e\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n    \n    \u003c!-- Section 4: Special Instructions --\u003e\n    \u003cinput type=\"checkbox\" id=\"meditest-special-instructions-toggle-bnp\"\u003e\n    \u003cdiv class=\"main-section\"\u003e\n        \u003clabel for=\"meditest-special-instructions-toggle-bnp\" class=\"main-section-header\"\u003e\n            \u003ch2 class=\"main-section-title\"\u003eSpecial Instructions\u003c\/h2\u003e\n            \u003cspan class=\"main-dropdown-icon\"\u003e▼\u003c\/span\u003e\n        \u003c\/label\u003e\n        \u003cdiv class=\"main-section-content\"\u003e\n            \u003cdiv class=\"main-section-inner\"\u003e\n                \u003cp\u003e\u003cstrong\u003eFasting:\u003c\/strong\u003e Fasting is not required for this test. You can eat and drink normally before your blood draw.\u003c\/p\u003e\n                \u003cp\u003e\u003cstrong\u003eTiming:\u003c\/strong\u003e There is no specific time of day requirement for this test. NT-proBNP levels are relatively stable throughout the day.\u003c\/p\u003e\n                \u003cp\u003e\u003cstrong\u003eExercise:\u003c\/strong\u003e Avoid strenuous exercise for 24 hours before testing if possible. Intense physical activity can temporarily affect BNP levels.\u003c\/p\u003e\n                \u003cp\u003e\u003cstrong\u003eMedications:\u003c\/strong\u003e Continue taking all prescribed medications as normal, including any heart medications. Make a note of what you're taking so results can be interpreted appropriately. Do not stop or change any medications without consulting your doctor.\u003c\/p\u003e\n                \u003cp\u003e\u003cstrong\u003eCurrent Symptoms:\u003c\/strong\u003e If you're experiencing severe symptoms such as significant shortness of breath at rest, chest pain, or severe swelling, please seek urgent medical attention rather than waiting for test results. This test is for monitoring and screening purposes, not for emergency assessment.\u003c\/p\u003e\n                \u003cp\u003e\u003cstrong\u003eFactors Affecting Results:\u003c\/strong\u003e Several factors can influence NT-proBNP levels beyond heart function. Levels naturally increase with age and are generally higher in women than men. Kidney disease can cause elevated BNP because the kidneys help clear this protein from the blood. Obesity is associated with lower BNP levels (which can potentially mask heart problems). Atrial fibrillation and other arrhythmias can elevate BNP. These factors will be considered when interpreting your results.\u003c\/p\u003e\n            \u003c\/div\u003e\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003c!-- Section 5: Biomarkers --\u003e\n    \u003cinput type=\"checkbox\" id=\"meditest-biomarkers-toggle-bnp\"\u003e\n    \u003cdiv class=\"main-section\"\u003e\n        \u003clabel for=\"meditest-biomarkers-toggle-bnp\" class=\"main-section-header\"\u003e\n            \u003ch2 class=\"main-section-title\"\u003eBiomarkers Tested (1)\u003c\/h2\u003e\n            \u003cspan class=\"main-dropdown-icon\"\u003e▼\u003c\/span\u003e\n        \u003c\/label\u003e\n        \u003cdiv class=\"main-section-content\"\u003e\n            \u003cdiv class=\"main-section-inner\"\u003e\n\n                \u003c!-- Heart Health Category --\u003e\n                \u003cinput type=\"checkbox\" id=\"meditest-cat-heart-bnp\"\u003e\n                \u003cdiv class=\"category-section\"\u003e\n                    \u003clabel for=\"meditest-cat-heart-bnp\" class=\"category-header\"\u003e\n                        \u003cspan class=\"category-title\"\u003eHeart Health (1)\u003c\/span\u003e\n                        \u003cspan class=\"category-dropdown-icon\"\u003e▼\u003c\/span\u003e\n                    \u003c\/label\u003e\n                    \u003cdiv class=\"category-content\"\u003e\n                        \u003cdiv class=\"category-biomarkers\"\u003e\n                            \n                            \u003cinput type=\"checkbox\" id=\"meditest-bio-ntprobnp\"\u003e\n                            \u003cdiv class=\"biomarker-item\"\u003e\n                                \u003clabel for=\"meditest-bio-ntprobnp\" class=\"biomarker-header\"\u003e\n                                    \u003cspan class=\"biomarker-name\"\u003eNT-proBNP (N-terminal pro-B-type Natriuretic Peptide)\u003c\/span\u003e\n                                    \u003cspan class=\"dropdown-icon\"\u003e▼\u003c\/span\u003e\n                                \u003c\/label\u003e\n                                \u003cdiv class=\"biomarker-content\"\u003e\n                                    \u003cp\u003eNT-proBNP is a hormone released by the heart muscle cells (cardiomyocytes) when the heart is under strain. When the ventricles (the heart's main pumping chambers) are stretched or experience increased pressure—such as occurs in heart failure—they produce a precursor protein called proBNP, which is then cleaved into two fragments: the active hormone BNP (B-type natriuretic peptide) and the inactive NT-proBNP. Both are released into the bloodstream, but NT-proBNP has a longer half-life, making it more stable and easier to measure accurately in the laboratory. Higher levels indicate that the heart is working harder than normal to pump blood around the body.\u003c\/p\u003e\n                                    \u003cp\u003eNT-proBNP is primarily used to help assess for heart failure—a condition where the heart cannot pump blood efficiently enough to meet the body's needs. In clinical practice, a normal NT-proBNP level is very helpful for 'ruling out' heart failure as a cause of symptoms like breathlessness. Conversely, elevated levels indicate cardiac strain and warrant further investigation. NT-proBNP levels correlate with the severity of heart failure—they increase as symptoms worsen and decrease when the condition stabilises with treatment. This makes NT-proBNP useful both for initial assessment and for monitoring existing heart conditions over time. The test can help assess how well heart failure treatment is working.\u003c\/p\u003e\n                                    \u003cp\u003eSeveral factors influence NT-proBNP levels independently of heart failure. Levels naturally rise with age (age-specific reference ranges apply). Women typically have higher levels than men. Kidney disease elevates NT-proBNP because the kidneys help clear it from the blood—this can complicate interpretation in people with reduced kidney function. Atrial fibrillation and other arrhythmias increase levels. Acute infections, sepsis, and pulmonary embolism can also cause elevation. Interestingly, obesity is associated with lower NT-proBNP levels, which means heart failure might be underestimated in obese patients. Your results will be interpreted with these factors in mind. Results outside the normal range may need a follow-up with your GP or cardiologist.\u003c\/p\u003e\n                                \u003c\/div\u003e\n                            \u003c\/div\u003e\n\n                        \u003c\/div\u003e\n                    \u003c\/div\u003e\n                \u003c\/div\u003e\n\n            \u003c\/div\u003e\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003c!-- Section 6: Medical Disclaimer --\u003e\n    \u003cdiv class=\"disclaimer-section\"\u003e\n        \u003ch3\u003eMedical Disclaimer\u003c\/h3\u003e\n        \u003cp\u003eThis test is for screening and monitoring purposes only—it is not a medical diagnosis or professional advice. NT-proBNP alone cannot diagnose heart failure. Elevated levels indicate that the heart may be under strain but require further evaluation by a healthcare provider to determine the cause and appropriate management. A normal result helps rule out heart failure but doesn't exclude all cardiac conditions.\u003c\/p\u003e\n        \u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e If you are experiencing significant symptoms such as severe shortness of breath (especially at rest or when lying down), chest pain, severe swelling, or any symptoms that concern you, please seek urgent medical attention rather than waiting for test results. This test is not a substitute for emergency cardiac evaluation. Please have your results reviewed by a qualified doctor or cardiologist who can interpret them alongside your symptoms, medical history, and other investigations.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \n\u003c\/div\u003e","brand":"Medi Test Direct","offers":[{"title":"Default Title","offer_id":61311677104458,"sku":"Inuvi (BNP)","price":98.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/5926\/5354\/files\/BNP_B-type_Natriuretic_Peptide_Blood_Test.png?v=1773229066","url":"https:\/\/meditestdirect.co.uk\/products\/apolipoprotein-profile-blood-test-kit-copy","provider":"Medi Test Direct","version":"1.0","type":"link"}