Acenomac 3mg Tablet (acenocoumarol): Complete Guide To Uses, Side Effects, And Safe Use
Clinical Reference Standards: CDSCO (Central Drugs Standard Control Organisation), Indian Pharmacopoeia (IP) & WHO | Last Updated: September 2026
When to Call Your Doctor IMMEDIATELY
- Black, tarry stools or bright red blood in stool
- Vomiting blood or material that looks like coffee grounds
- Blood in urine (pink, red, or brown urine)
- Severe headache, confusion, or sudden weakness
- Unusual bruising or bleeding that does not stop
- Coughing up blood or shortness of breath
- Yellowing of skin or eyes, or severe abdominal pain
- Sudden swelling of face, lips, or throat
If experiencing severe symptoms, call emergency services immediately.
What is aceno 3mg tablet used for?
Acenocoumarol is an oral anticoagulant that prevents blood clots by blocking vitamin K-dependent clotting factors. It requires regular INR blood tests to ensure safe dosing.
- Generic Name: Acenocoumarol
- Manufacturer: Zydus Cadila
- Form: Allopathy
- Pregnancy Category: Consult doctor
- Prescription Required: Yes
🇮🇳 aceno 3mg tablet के बारे में (Hindi Summary)
उपयोग: यह दवा एसेनोकौमारोल नामक एंटीकोआगुलेंट है, जिसका उपयोग खून के थक्के बनने से रोकने और उनके इलाज के लिए किया जाता है। यह खून को पतला नहीं करती, बल्कि खून के थक्के बनने की प्रक्रिया को धीमा करती है। डॉक्टर इसे गहरी शिरा घनास्त्रता, फुफ्फुसीय अंतःशल्यता, अनियमित दिल की धड़कन, और कृत्रिम हृदय वाल्व वाले मरीजों में स्ट्रोक और थक्के से बचाव के लिए लिखते हैं। यह दवा खून के थक्के बनने से जुड़ी गंभीर समस्याओं को रोकने में मदद करती है। इसका असर तुरंत नहीं होता, इसमें 3 से 5 दिन लग सकते हैं। इसलिए शुरुआत में डॉक्टर कोई दूसरी तेज असर वाली दवा भी दे सकते हैं। इस दवा को लेते समय नियमित रूप से आईएनआर जांच कराना बहुत जरूरी है। गर्भवती महिलाओं को यह दवा नहीं लेनी चाहिए क्योंकि इससे बच्चे को नुकसान हो सकता है।
साइड इफेक्ट्स: इस दवा का सबसे आम दुष्प्रभाव खून बहना है, जैसे मसूड़ों से खून आना, नाक से खून आना, या आसानी से नील पड़ना। कुछ लोगों को जी मिचलाना, उल्टी, दस्त, या भूख कम लगना भी हो सकता है। कभी-कभी बाल झड़ सकते हैं या त्वचा पर दाने निकल सकते हैं। गंभीर मामलों में पेट, दिमाग, या पेशाब में खून आ सकता है। अगर काला टार जैसा मल, खून की उल्टी, पेशाब में खून, तेज सिरदर्द, या अचानक कमजोरी महसूस हो, तो तुरंत डॉक्टर के पास जाएं। कोई भी नई दवा या हर्बल सप्लीमेंट लेने से पहले डॉक्टर को बताएं।
सुरक्षा सलाह: इस दवा को डॉक्टर के बताए अनुसार ही लें, आमतौर पर दिन में एक बार, हर दिन एक ही समय पर। अगर एक खुराक छूट जाए तो दोहरी खुराक न लें। आईएनआर जांच के लिए समय पर जाएं क्योंकि खुराक बदलनी पड़ सकती है। कोई भी नई दवा, दांत का इलाज, या सर्जरी से पहले डॉक्टर को बताएं कि आप यह दवा ले रहे हैं। शराब न पिएं। पालक, ब्रोकली, और केल जैसी विटामिन के वाली सब्जियों का सेवन एक समान मात्रा में करें, अचानक कम या ज्यादा न करें। नरम टूथब्रश और इलेक्ट्रिक रेजर का इस्तेमाल करें। चोट लगने वाले खेलों से बचें। अपने साथ मेडिकल अलर्ट कार्ड रखें। बिना डॉक्टर की सलाह के दर्द निवारक दवाएं जैसे एस्पिरिन या आइबुप्रोफेन न लें।
💊 aceno 3mg tablet Uses & Benefits
[{"condition":"Deep vein thrombosis (DVT)","description":"Used to prevent clot extension and recurrence after an initial clot in the leg veins.","evidence":"Well-established"},{"condition":"Pulmonary embolism (PE)","description":"Prevents further clotting and reduces the risk of new emboli in the lungs.","evidence":"Well-established"},{"condition":"Atrial fibrillation","description":"Reduces stroke risk in patients with irregular heart rhythm and additional risk factors.","evidence":"Well-established"},{"condition":"Mechanical heart valve replacement","description":"Prevents clot formation on artificial valves, which can cause stroke or valve blockage.","evidence":"Well-established"},{"condition":"Inherited thrombophilia","description":"Long-term prevention of clots in people with genetic clotting disorders.","evidence":"Well-established"}]
Off-label uses: [{"condition":"Antiphospholipid syndrome","description":"Sometimes used for clot prevention in this autoimmune condition, though evidence is mixed.","evidence":"Limited"},{"condition":"Central retinal vein occlusion","description":"Occasionally prescribed to prevent further vision loss from retinal vein clots.","evidence":"Limited"}]
Primary treatment for: Thromboembolic disorders
Also treats: Atrial fibrillation, Deep vein thrombosis, Pulmonary embolism, Mechanical heart valves, Stroke prevention
📋 Drug Information
| Generic Name(s) | Acenocoumarol |
| Brand Name | Acitrom 2 Tablet |
| Manufacturer | Zydus Cadila |
| Packaging / Form | Varies by brand (Allopathy) |
| Therapeutic Class | CARDIAC |
| Action Class | Vitamin K antagonists |
| Route of Administration | Oral |
| Storage | Store at room temperature between 15°C and 30°C (59°F to 86°F). Keep away from direct sunlight, moisture, and heat. Do not store in the bathroom. Keep in the original container with the lid tightly closed. Keep out of reach of children and pets. |
| Shelf Life | The shelf life is typically 24 months from the date of manufacture. Check the expiry date on the pack. Do not use after the expiry date. |
| WHO Guideline | The World Health Organization includes vitamin K antagonists like acenocoumarol in its Essential Medicines List for the treatment and prevention of thromboembolic disorders. Specific guidelines for use are based on condition and patient factors. |
| ICMR Guideline | The Indian Council of Medical Research has not issued a specific guideline for acenocoumarol. Standard practice follows international guidelines for anticoagulation with vitamin K antagonists, emphasizing INR monitoring and dose individualization. |
👨⚕️ Doctor's Practical Tips
Evidence-based practical advice from experienced clinicians
🔍 Is This Medicine Right for Your Symptom?
Educational reference. Always consult a doctor for diagnosis.
🔬 How This Medicine Works (Pharmacology)
Pharmacokinetics
How It Works
This medicine works by inhibiting the enzyme vitamin K epoxide reductase complex subunit 1 (VKORC1). This enzyme is needed to recycle vitamin K in the liver. When it is blocked, the liver cannot produce active forms of clotting factors II, VII, IX, and X. These factors are essential for blood to clot properly. As a result, the blood takes longer to clot, which helps prevent harmful clots from forming or growing. The effect is not immediate because the already circulating clotting factors must first degrade. This is why another fast-acting anticoagulant is often used at the start of treatment until the INR reaches the desired range.
Mechanism Steps
💡 How to Take aceno 3mg tablet
Strength: Acenocoumarol 3 mg immediate-release tablet for oral use.
Dosage Information
| Adult Dosage | The dose of this medicine is highly individualized and must be determined by a qualified clinician based on the indication, target INR, age, weight, liver function, kidney function, and concomitant medications. A common starting dose is 1 mg to 4 mg once daily, but some patients may need higher or lower doses. The dose is adjusted based on INR checks, which are frequent at first and then spaced out once stable. Never change your dose without your doctor's instruction. Always take the medicine at the same time each day, with or without food, but consistently. |
| Pediatric Dosage | Pediatric dosing is not established from available information. Consult a pediatrician. |
| Elderly Dosage | Elderly patients are more sensitive to the effects of this medicine and have a higher risk of bleeding. The starting dose should be lower, and INR should be monitored more frequently. Falls and other risk factors for bleeding should be assessed. Dose must be individualized by a qualified clinician. |
| Renal Impairment | Renal impairment does not usually require a specific dose adjustment, but the risk of bleeding may be higher. INR should be monitored closely. Dose must be individualized by a qualified clinician. |
| Hepatic Impairment | Hepatic impairment can increase the effect of this medicine because the liver produces clotting factors and metabolizes the drug. The dose should be reduced, and INR monitored very closely. This medicine is contraindicated in severe liver disease. Dose must be individualized by a qualified clinician. |
| Maximum Daily Dose | The maximum daily dose is not fixed and depends on the INR response. Doses above 10 mg per day are rarely used. The dose is adjusted to achieve the target INR, and the maximum safe dose is the one that keeps INR in range without causing bleeding. Never exceed the dose prescribed by your doctor. |
Dosage Timeline
🍽️ Food Timing Guide
⏰ What to Do If You Miss a Dose
⚠️ Side Effects of aceno 3mg tablet
✅ Common Side Effects
🚨 Serious Side Effects
⚠️ Rare Side Effects
Consult your doctor if you experience any unusual symptoms.
🔬 Drug Interactions
| Drug | Severity | Effect |
|---|---|---|
| Warfarin | Major | |
| Aspirin | Major | |
| Ibuprofen | Major | |
| Amiodarone | Major | |
| Fluconazole | Major | |
| Rifampicin | Major | |
| Metronidazole | Major | |
| Trimethoprim-sulfamethoxazole | Major | |
| Carbamazepine | Major | |
| Vitamin K supplements | Major |
🚨 Major Interactions
- Warfarin
- NSAIDs (e.g., aspirin, ibuprofen, diclofenac)
- Amiodarone
- Fluconazole, ketoconazole, metronidazole, trimethoprim-sulfamethoxazole
- Rifampicin
- Barbiturates, carbamazepine, phenytoin
- Vitamin K supplements and vitamin K-rich foods
⚡ Moderate Interactions
- Corticosteroids
- Thyroid hormones
- Tramadol
- Selective serotonin reuptake inhibitors (SSRIs)
- Ginkgo, garlic, ginger, ginseng
🍷 Alcohol Interaction
Alcohol should be avoided while taking this medicine. Drinking alcohol can change the way the liver processes acenocoumarol and can affect INR unpredictably. Acute heavy drinking may increase INR and bleeding risk, while chronic drinking may reduce INR and increase clot risk. Alcohol also irritates the stomach lining, increasing the chance of gastrointestinal bleeding. If you drink alcohol, talk to your doctor about safe limits, but it is best to avoid it completely.
🔎 Check Your Other Medicines
Educational tool. Always confirm with your doctor or pharmacist.
🛡️ Safety & Warnings
🚫 Contraindications
["Pregnancy (except in women with mechanical heart valves where benefits may outweigh risks, but only under specialist care).","Active bleeding or high risk of bleeding (e.g., recent surgery, peptic ulcer, hemorrhagic stroke).","Severe liver disease or cirrhosis.","Severe kidney disease.","Uncontrolled severe hypertension.","Recent brain, eye, or spinal surgery.","Known hypersensitivity to acenocoumarol or any component of the formulation.","Lack of ability to comply with regular INR monitoring."]
⚠️ Warnings & Precautions
["This medicine has a narrow therapeutic index. Small changes in dose or interactions can cause serious bleeding or clotting.","Regular INR monitoring is mandatory. Never skip blood tests.","Inform all healthcare providers that you take this medicine before any procedure, including dental work.","Avoid activities that can cause injury or bleeding.","Use soft toothbrushes and electric razors.","Do not take any new medicine, herbal supplement, or vitamin without consulting your doctor.","Maintain a consistent diet regarding vitamin K-rich foods.","Avoid alcohol.","If you miss a dose, do not double the next dose.","Carry a medical alert card or wear a bracelet.","Seek immediate medical attention for any signs of serious bleeding."]
🤱 Lactation Safety
Acenocoumarol is considered compatible with breastfeeding because it is not excreted in significant amounts in breast milk. However, consult your doctor to confirm safety and monitor the infant for any unusual bleeding or bruising.
💊 Overdose Management
Overdose of this medicine can cause severe bleeding. If you suspect an overdose, seek emergency medical care immediately. Treatment may include stopping the medicine, giving vitamin K1 (phytonadione) orally or by injection, and in severe cases, fresh frozen plasma or prothrombin complex concentrate. The INR should be monitored closely until it returns to a safe range. Do not attempt to treat an overdose at home.
⏰ Missed Dose
If you miss a dose of this medicine, take it as soon as you remember on the same day. If you do not remember until the next day, skip the missed dose and continue with your regular schedule. Never take two doses in one day to make up for a missed dose. If you are unsure, contact your doctor or pharmacist. Missing doses can lead to dangerous blood clots, so try to take it at the same time every day.
Additional Safety Advice
Take this medicine exactly as prescribed, usually once daily at the same time each day. Never double the dose if you miss one. Keep all blood test appointments for INR monitoring because the dose often needs adjustment. Tell every doctor, dentist, or pharmacist that you take this medicine before any procedure or new prescription. Avoid alcohol because it can change the effect of this medicine. Eat a steady amount of vitamin K-rich foods like spinach, broccoli, and kale; do not suddenly increase or decrease them. Use a soft toothbrush and an electric razor to reduce bleeding risk. Avoid contact sports and activities that can cause injury. Carry a medical alert card or wear a bracelet stating you take an anticoagulant. Do not take aspirin, ibuprofen, or other NSAIDs unless your doctor approves them. Report any unusual bleeding, bruising, or dark stools right away.
👴 Special Considerations for Elderly
💡 For Patients Above 65
Elderly patients are at higher risk of bleeding due to age-related changes in liver and kidney function, increased sensitivity to the drug, and higher likelihood of falls. The starting dose should be lower, and INR should be monitored more frequently. Falls prevention strategies and regular review of concomitant medications are important. The risk of drug interactions is higher because elderly patients often take multiple medicines.
🤰 Pregnancy Planning (TTC)
This medicine is contraindicated during pregnancy because it can cause birth defects and fetal bleeding. If you are planning pregnancy, consult your doctor well in advance to switch to a safer alternative such as low molecular weight heparin. Use effective contraception while taking this medicine. If you become pregnant while taking it, contact your doctor immediately.
🏥 Post-Surgery Considerations
After surgery, the risk of bleeding is high. Your doctor may temporarily stop this medicine and switch to a shorter-acting anticoagulant. The timing of restarting depends on the type of surgery and your bleeding risk. Always inform your surgeon and anesthesiologist that you take this medicine. Do not restart it on your own after surgery.
🦷 Dental Procedures
Before any dental procedure, inform your dentist that you take this medicine. For minor procedures like fillings or cleanings, you may not need to stop the medicine, but your dentist may take extra precautions to control bleeding. For more invasive procedures like extractions, your doctor may adjust your dose or ask you to check your INR beforehand. Never stop the medicine without consulting your doctor.
💚 Lifestyle Tips for Better Results
🏋️ Exercise Considerations
Avoid activities that can cause bleeding or injury, such as contact sports (football, boxing, martial arts) and high-impact exercises. Walking, swimming, and light yoga are generally safe. If you experience any bleeding or bruising after exercise, consult your doctor. Always warm up and cool down to prevent muscle strains.
🥗 Diet Recommendations
💼 Impact on Daily Work & Life
This medicine may affect your ability to perform certain jobs. If your work involves operating heavy machinery, driving, or working at heights, you should be cautious because of the risk of bleeding or dizziness. Office work is generally safe. Inform your employer about your condition and medicine if it could affect safety. You may need to take time off for INR monitoring appointments.
🛑 When to Stop This Medicine
Do not stop this medicine without your doctor's advice. Stopping suddenly can increase the risk of blood clots, which can be life-threatening. Your doctor will decide when it is safe to stop, usually after the risk of clotting has resolved or when switching to another anticoagulant. If you experience serious bleeding, your doctor may temporarily stop the medicine and give vitamin K. Always consult your doctor before making any changes.
📅 Long-Term Use Effects
Long-term use of this medicine requires regular INR monitoring to prevent bleeding or clotting complications. The risk of major bleeding increases with age, uncontrolled hypertension, and concomitant use of other drugs. Patients on long-term therapy should have periodic liver and kidney function tests. The dose may need adjustment over time due to changes in diet, health status, or new medications. Long-term use does not cause addiction, but it does require a commitment to monitoring and lifestyle consistency.
🌿 Non-Medicine Approaches
These can complement medicine but do not replace prescribed treatment.
Newer anticoagulants like apixaban, rivaroxaban, and dabigatran do not require routine INR monitoring and have fewer food interactions.
Evidence: Well-establishedInjectable anticoagulant used for short-term prevention and treatment of clots, especially during pregnancy.
Evidence: Well-establishedIntermittent pneumatic compression devices can help prevent clots in immobile patients.
Evidence: Well-establishedRegular exercise, weight management, and smoking cessation reduce clot risk.
Evidence: Well-established💉 Vaccination Considerations
💉 If You're Getting Vaccinated
There are no specific vaccine interactions with this medicine. However, intramuscular injections can cause bleeding in patients on anticoagulants. If you need a vaccine, inform the healthcare provider so they can use a fine needle and apply pressure afterward. Avoid intramuscular injections if your INR is very high or if you have a bleeding disorder.
📦 Storage Guide
✅ DO
Store at room temperature (15-30°C)
❌ DON'T
Do not refrigerate unless specified
✅ DO
Keep in original container with lid tightly closed
❌ DON'T
Do not transfer to unmarked containers
✅ DO
Keep away from direct sunlight and moisture
❌ DON'T
Do not store in bathroom cabinet
✅ DO
Keep out of reach of children and pets
❌ DON'T
Do not use after expiry date
✈️ Traveling with This Medicine
When traveling, carry this medicine in its original packaging with a copy of your prescription. Keep it in your hand luggage to avoid loss or temperature extremes. If crossing time zones, continue taking your dose at the same local time as at home, or adjust gradually with your doctor's advice. Carry enough supply for your entire trip plus extra. Store at room temperature and avoid direct sunlight. Check customs regulations for carrying prescription medicines. Carry a medical alert card and a list of your current medications and INR target.
💰 Cost Analysis & Savings
👥 Real Patient Stories
Educational, anonymized scenarios. Individual results may vary.
💬 Questions Patients Often Ask
A: It starts working within 24 to 36 hours, but the full effect takes 3 to 5 days. Your doctor will monitor your INR to adjust the dose.
A: If you remember on the same day, take it as soon as possible. If it is the next day, skip the missed dose and continue your regular schedule. Never double dose.
A: No, aspirin increases bleeding risk. Use acetaminophen (paracetamol) for pain unless your doctor says otherwise.
A: You do not need to avoid vitamin K-rich foods, but you should keep your intake consistent. Sudden increases or decreases can affect your INR.
A: Yes, but carry enough medicine, keep it in original packaging, and carry a copy of your prescription. Inform your doctor before long trips.
A: Watch for gum bleeding, nosebleeds, easy bruising, black stools, blood in urine, or severe headache. Seek emergency care if these occur.
🤔 Common Patient Concerns
🔄 Substitutes for aceno 3mg tablet
View AllAlternative brands with exact same active ingredient:
-
nicoz 3mg tabletAjanta Pharma Ltd ₹43.24 60.7% CHEAPER
-
acethromb 3mg tabletSuvik Hitek Pvt Ltd ₹54.30 50.6% CHEAPER
-
cenorol 3mg tabletEast West Pharma ₹57.60 47.6% CHEAPER
-
nicomalom 3 tabletSteris Healthcare Pvt Ltd ₹84.38 23.3% CHEAPER
-
nicofax 3mg tabletChemo Healthcare Pvt Ltd ₹120.94 9.9% COSTLIER
Medical Note: Always consult your doctor before switching medications.
🛑 Myths vs. Facts
- Myth: Acenocoumarol is a blood thinner that makes blood watery.
Fact: It does not thin blood; it slows clotting by reducing clotting factors. - Myth: Once my INR is stable, I can stop checking it.
Fact: INR must be checked regularly because many factors can change it. - Myth: I can eat as much spinach as I want as long as I take the medicine.
Fact: Vitamin K intake must be consistent; sudden changes affect INR. - Myth: Acenocoumarol is safe during pregnancy.
Fact: It is contraindicated in pregnancy due to risk of birth defects. - Myth: I can take aspirin for headaches while on acenocoumarol.
Fact: Aspirin increases bleeding risk and should be avoided unless prescribed.
🔄 Alternative Options
Generic Alternatives
- Acenocoumarol 3 mg tablet (various manufacturers)
Brand Alternatives
- Acenomac 3mg tablet
- Acitrom 3mg tablet
- Sintrom 3mg tablet