Bio Cal-D 1000mg/200IU Tablet: Complete Guide to Uses, Dosage, and Safety
Clinical Reference Standards: CDSCO (Central Drugs Standard Control Organisation), Indian Pharmacopoeia (IP) & WHO | Last Updated: September 2026
When to Call Your Doctor IMMEDIATELY
- Severe abdominal pain or vomiting
- Confusion, excessive thirst, or frequent urination
- Irregular heartbeat or palpitations
- Blood in urine or severe flank pain
- Reduced urine output or swelling in the legs
- Swelling of the face, lips, tongue, or throat
- Severe constipation that does not improve
- Unexplained weakness or weight loss
If experiencing severe symptoms, call emergency services immediately.
What is bio cal-d 1000mg/200iu tablet used for?
This medicine is a calcium and vitamin D3 supplement used to prevent or treat calcium and vitamin D deficiency and to support bone health. It is usually taken once daily with food, and the dose should be individualized by a doctor.
- Generic Name: Calcium (1000mg) + Vitamin D3 (200IU)
- Manufacturer: Bio Drugs Laboratories Pvt Ltd
- Form: Allopathy
- Pregnancy Category: Consult doctor
- Prescription Required: Yes
🇮🇳 bio cal-d 1000mg/200iu tablet के बारे में (Hindi Summary)
उपयोग: यह दवा कैल्शियम और विटामिन डी3 की कमी को पूरा करने और हड्डियों को मजबूत बनाने में मदद करती है। यह उन लोगों के लिए उपयोगी है जिनके आहार में कैल्शियम और विटामिन डी पर्याप्त नहीं है, जैसे बुजुर्ग, महिलाएं रजोनिवृत्ति के बाद, और वे लोग जो लंबे समय तक स्टेरॉयड ले रहे हैं। यह ऑस्टियोपोरोसिस और ऑस्टियोमलेशिया के इलाज में सहायक दवा के रूप में भी दी जाती है। यह दवा हड्डियों के दर्द और कमजोरी में राहत देने में मदद कर सकती है, लेकिन इसे डॉक्टर की सलाह के अनुसार ही लेना चाहिए।
साइड इफेक्ट्स: इस दवा को लेने पर आमतौर पर हल्के पेट की समस्याएं जैसे कब्ज, गैस, जी मिचलाना और पेट में असहजता हो सकती है। कुछ लोगों को ज्यादा प्यास लगना या बार-बार पेशाब आना महसूस हो सकता है। कभी-कभी एलर्जी, चकत्ते या खुजली हो सकती है। बहुत कम मामलों में कैल्शियम का स्तर बढ़ने, गुर्दे की पथरी या गुर्दे की समस्या हो सकती है। अगर आपको गंभीर पेट दर्द, भ्रम, अनियमित धड़कन या पेशाब कम आना जैसी समस्या हो, तो तुरंत डॉक्टर से मिलें।
सुरक्षा सलाह: इस दवा को डॉक्टर के बताए अनुसार ही लें और अपनी मर्जी से मात्रा न बढ़ाएं। इसे भोजन के साथ और एक गिलास पानी के साथ लें, इससे कैल्शियम अच्छी तरह अवशोषित होता है और पेट की तकलीफ कम होती है। आयरन, जिंक, थायरॉइड की दवा और कुछ एंटीबायोटिक्स के साथ इसे लेने से पहले कम से कम दो घंटे का अंतर रखें। अगर आपको गुर्दे की बीमारी, पथरी, सारकॉइडोसिस या कैल्शियम का स्तर अधिक होने की समस्या है, तो डॉक्टर को जरूर बताएं। बिना सलाह के अतिरिक्त कैल्शियम या विटामिन डी की गोलियां न लें। पर्याप्त पानी पिएं और दवा को ठंडी, सूखी जगह पर रखें।
💊 bio cal-d 1000mg/200iu tablet Uses & Benefits
[{"condition":"Calcium and vitamin D deficiency","description":"This medicine provides calcium and vitamin D3 to correct or prevent deficiency states when diet alone is inadequate.","evidence":"Well-established"},{"condition":"Osteoporosis adjunct therapy","description":"Used alongside specific anti-osteoporosis medicines to ensure adequate calcium and vitamin D supply for bone health.","evidence":"Well-established"},{"condition":"Osteomalacia and rickets adjunct","description":"Supports mineralisation of bone in vitamin D deficiency-related softening of bones, along with specific treatment.","evidence":"Well-established"},{"condition":"Postmenopausal bone loss prevention","description":"Helps meet increased calcium and vitamin D needs in postmenopausal women at risk of bone loss.","evidence":"Moderate"},{"condition":"Chronic corticosteroid therapy support","description":"Often prescribed with bone-protective medicines in patients on long-term steroids who are at risk of bone loss.","evidence":"Moderate"},{"condition":"Malabsorption-related deficiency","description":"May be used in people with conditions that reduce calcium or vitamin D absorption, under medical supervision.","evidence":"Moderate"}]
Off-label uses: [{"condition":"Premenstrual syndrome support","description":"Calcium supplementation has been studied for premenstrual symptoms, but this is not a primary approved use of this medicine.","evidence":"Limited"},{"condition":"Colorectal cancer risk reduction","description":"Calcium and vitamin D have been studied for possible risk reduction, but evidence is not sufficient to recommend this medicine for that purpose.","evidence":"Limited"},{"condition":"Weight management support","description":"Some studies have explored calcium intake and body weight, but this medicine is not intended for weight loss.","evidence":"Limited"}]
Primary treatment for: Calcium and vitamin D deficiency
Also treats: Osteoporosis, Osteomalacia, Rickets, Postmenopausal bone loss, Chronic corticosteroid-induced bone loss, Malabsorption-related deficiency
📋 Drug Information
| Generic Name(s) | Calcium (1000mg) + Vitamin D3 (200IU) |
| Brand Name | bio cal-d 1000mg/200iu tablet |
| Manufacturer | Bio Drugs Laboratories Pvt Ltd |
| Packaging / Form | Varies by brand (Allopathy) |
| Therapeutic Class | VITAMINS MINERALS NUTRIENTS |
| Action Class | |
| Route of Administration | Oral |
| Storage | Store at room temperature between 15°C and 30°C in a dry place, away from direct sunlight and moisture. Keep the tablets in their original container with the lid tightly closed. |
| Shelf Life | Typically 24 months from the date of manufacture, or as printed on the pack. Do not use after the expiry date. |
| WHO Guideline | Not established from the available information. |
| ICMR Guideline | Not established from the available information. |
👨⚕️ 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 through the combined actions of calcium and vitamin D3. Calcium is an essential mineral that becomes part of the mineral matrix of bone and teeth, and it also participates in muscle contraction, nerve conduction, blood clotting, and hormone secretion. Vitamin D3 is converted in the body to its active form, calcitriol, which acts on the intestine to increase the absorption of calcium and phosphate. Calcitriol also works with parathyroid hormone and calcitonin to regulate calcium release from bone and calcium reabsorption in the kidney. By supplying both calcium and vitamin D3, this medicine helps maintain normal blood calcium levels and provides the building blocks needed for bone mineralisation.
Mechanism Steps
💡 How to Take bio cal-d 1000mg/200iu tablet
Strength: Immediate-release tablet containing calcium 1000 mg and vitamin D3 200 IU.
Dosage Information
| Adult Dosage | The usual adult dose of this medicine is one tablet taken orally once daily, preferably with a meal, or as directed by your doctor. The exact dose and duration depend on your calcium and vitamin D status, your diet, your kidney function, and the condition being treated. Dose must be individualized by a qualified clinician based on indication, age, weight, renal and hepatic function. Do not take more than the prescribed dose, and do not add other calcium or vitamin D supplements without medical advice. |
| Pediatric Dosage | Pediatric dosing is not established from available information. Consult a pediatrician. |
| Elderly Dosage | Older adults often need calcium and vitamin D supplementation, but the dose should be individualized by a clinician. Kidney function should be checked before starting and during long-term use, because the risk of hypercalcaemia and kidney stones increases with age. |
| Renal Impairment | Use with caution in people with kidney disease. Dose adjustment or avoidance may be needed depending on kidney function and calcium levels. Regular monitoring of serum calcium, phosphate, and creatinine is advised. |
| Hepatic Impairment | No specific dose adjustment is established for liver disease, but vitamin D metabolism may be affected in severe liver disease. Use under medical supervision. |
| Maximum Daily Dose | The maximum daily dose should not exceed the amount prescribed by your doctor. For this fixed-dose tablet, the usual maximum is one tablet daily unless a clinician specifically advises otherwise. Total daily calcium and vitamin D intake from all sources should be considered. |
Dosage Timeline
🍽️ Food Timing Guide
⏰ What to Do If You Miss a Dose
⚠️ Side Effects of bio cal-d 1000mg/200iu tablet
✅ Common Side Effects
🚨 Serious Side Effects
⚠️ Rare Side Effects
Consult your doctor if you experience any unusual symptoms.
🔬 Drug Interactions
| Drug | Severity | Effect |
|---|---|---|
| Tetracycline | Major | |
| Fluoroquinolones | Major | |
| Levothyroxine | Major | |
| Thiazide diuretics | Major | |
| Digoxin | Major | |
| Iron supplements | Moderate | |
| Zinc supplements | Moderate | |
| Bisphosphonates | Moderate | |
| Corticosteroids | Moderate | |
| Orlistat | Moderate |
🚨 Major Interactions
- Tetracycline antibiotics
- Fluoroquinolone antibiotics
- Levothyroxine
- Thiazide diuretics
- Digoxin and other cardiac glycosides
⚡ Moderate Interactions
- Iron supplements
- Zinc supplements
- Bisphosphonates
- Corticosteroids
- Orlistat
🍷 Alcohol Interaction
Alcohol can interfere with calcium absorption and vitamin D metabolism, and chronic heavy drinking weakens bones. It is best to avoid alcohol or limit it while taking this medicine, especially if you have bone health concerns.
🔎 Check Your Other Medicines
Educational tool. Always confirm with your doctor or pharmacist.
🛡️ Safety & Warnings
🚫 Contraindications
["Hypercalcaemia (high blood calcium levels)","Hypercalciuria (high urine calcium levels)","Severe kidney impairment or kidney failure","History of calcium-containing kidney stones","Sarcoidosis or other granulomatous diseases","Known allergy to calcium salts or vitamin D3","Hypervitaminosis D"]
⚠️ Warnings & Precautions
["Do not exceed the recommended dose without medical advice.","Use with caution in people with kidney disease or a history of kidney stones.","Monitor calcium levels if you take thiazide diuretics or digoxin.","Separate this medicine from iron, zinc, thyroid medicines, and certain antibiotics.","Avoid taking extra calcium or vitamin D supplements unless prescribed.","Drink adequate water to reduce the risk of kidney stones.","Use with caution in sarcoidosis and other granulomatous diseases.","Consult your doctor before use if you are pregnant or breastfeeding."]
🤱 Lactation Safety
Calcium and vitamin D3 are excreted in breast milk and are generally considered safe during breastfeeding when taken at recommended doses. High-dose supplementation should be avoided unless prescribed, because excessive vitamin D can affect the infant.
💊 Overdose Management
Overdose of this medicine can cause high calcium levels, leading to nausea, vomiting, confusion, excessive thirst, frequent urination, and irregular heartbeat. If you suspect an overdose, stop the medicine and seek immediate medical attention. Treatment is supportive and may include stopping calcium and vitamin D intake, intravenous fluids, and medicines to lower calcium levels. Do not try to treat an overdose at home.
⏰ Missed Dose
If you miss a dose, take it as soon as you remember, provided there is enough time before your next scheduled dose. If it is almost time for your next dose, skip the missed dose and continue with your regular schedule. Do not take a double dose to make up for a missed one.
Additional Safety Advice
Take this medicine exactly as prescribed by your doctor and do not increase the dose on your own. Swallow the tablet whole with a full glass of water, preferably with a meal, because food improves calcium absorption and reduces stomach upset. Keep a gap of at least two hours between this medicine and iron tablets, zinc supplements, thyroid medicines, or certain antibiotics such as tetracyclines and fluoroquinolones, because calcium can reduce their absorption. Tell your doctor if you have kidney disease, kidney stones, sarcoidosis, or high calcium levels, because this medicine may not be suitable for you. Do not take extra calcium supplements or high-dose vitamin D without medical advice, as the total daily intake matters. Drink adequate water throughout the day to help prevent kidney stones. Store the tablet in its original container, away from moisture, heat, and direct sunlight. If you are pregnant, planning pregnancy, or breastfeeding, use this medicine only after consulting your doctor.
👴 Special Considerations for Elderly
💡 For Patients Above 65
Older adults are more likely to need calcium and vitamin D supplementation, but they are also at higher risk of hypercalcaemia and kidney problems. Kidney function should be checked before and during treatment. Falls prevention and bone health should be addressed along with supplementation.
🤰 Pregnancy Planning (TTC)
If you are planning pregnancy, discuss your calcium and vitamin D status with your doctor. Correcting deficiency before conception supports maternal and fetal bone health. Use this medicine only at the dose advised by your clinician.
🏥 Post-Surgery Considerations
After surgery, especially orthopedic surgery, your doctor may prescribe calcium and vitamin D supplementation as part of bone healing support. Follow your surgeon's instructions and do not start or stop this medicine on your own.
🦷 Dental Procedures
This medicine supports dental health by providing calcium and vitamin D. Continue it as prescribed before and after dental procedures unless your dentist or doctor advises otherwise. Inform your dentist about all medicines you take.
💚 Lifestyle Tips for Better Results
🏋️ Exercise Considerations
This medicine does not usually limit exercise. However, if you have osteoporosis or are at risk of falls, avoid high-impact activities that could cause fractures. Consult your doctor before starting a new exercise program, especially if you have bone or joint problems.
🥗 Diet Recommendations
💼 Impact on Daily Work & Life
This medicine does not usually affect your ability to work or drive. It may cause mild stomach upset in some people, which can be reduced by taking it with food. If you feel unwell after taking it, avoid driving or operating machinery until you feel better.
🛑 When to Stop This Medicine
Do not stop this medicine without consulting your doctor, especially if you are being treated for a deficiency or bone disease. Your doctor may stop it or change the dose based on your calcium and vitamin D levels, kidney function, and overall health. If you experience side effects such as severe stomach upset or signs of high calcium, contact your doctor before stopping.
📅 Long-Term Use Effects
Long-term use of this medicine at recommended doses is generally safe and helps maintain bone health. However, excessive intake over a long period can lead to hypercalcaemia, hypercalciuria, kidney stones, and soft-tissue calcification. Regular monitoring of serum calcium, vitamin D, and kidney function is advised for people on prolonged therapy, especially those with kidney disease or those taking other medicines that affect calcium levels.
🌿 Non-Medicine Approaches
These can complement medicine but do not replace prescribed treatment.
Increasing intake of dairy, fortified foods, and safe sun exposure can help maintain calcium and vitamin D levels.
Evidence: Well-establishedRegular exercise helps maintain bone density and complements calcium and vitamin D supplementation.
Evidence: Well-establishedCalcium citrate may be preferred in people with low stomach acid or those taking acid-reducing medicines.
Evidence: Moderate💉 Vaccination Considerations
💉 If You're Getting Vaccinated
There are no known vaccine interactions with this medicine. You can continue taking it around the time of vaccination unless your doctor advises otherwise.
📦 Storage Guide
✅ DO
Store at room temperature between 15°C and 30°C
❌ DON'T
Do not refrigerate unless specified
✅ DO
Keep in the original container with the 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 the bathroom cabinet
✅ DO
Check the expiry date before use
❌ DON'T
Do not use expired tablets
✈️ Traveling with This Medicine
Carry this medicine in its original packaging with the prescription label visible. Keep a copy of your prescription with you, especially for international travel. Store the tablets in a cool, dry place and avoid leaving them in a hot car or in direct sunlight. If you are crossing time zones, continue taking one tablet daily at your usual meal time; no complex adjustment is usually needed for this supplement. Check customs rules for bringing personal medicines into your destination country.
💰 Cost Analysis & Savings
👥 Real Patient Stories
Educational, anonymized scenarios. Individual results may vary.
💬 Questions Patients Often Ask
A: This medicine works gradually. Serum calcium levels rise within hours, but improvement in vitamin D levels and bone health usually takes several weeks to months of consistent use.
A: It is best taken with food because food improves calcium absorption and reduces stomach upset.
A: Yes, it can be taken with milk, but remember that milk also contains calcium, so total daily calcium intake should be considered.
A: Yes, calcium can reduce the absorption of thyroid medicines such as levothyroxine. Take thyroid medicine at least four hours before or after this medicine.
A: Do not add extra calcium or vitamin D supplements without consulting your doctor, because too much can be harmful.
A: People with kidney disease should use this medicine only under medical supervision, as the risk of high calcium levels and kidney problems is higher.
🤔 Common Patient Concerns
🛑 Myths vs. Facts
- Myth: This medicine can cure osteoporosis on its own.
Fact: This medicine provides calcium and vitamin D but does not replace specific osteoporosis medicines. It is used as an adjunct. - Myth: More calcium always means stronger bones.
Fact: Excess calcium can cause harm, including kidney stones and high calcium levels. The dose should be individualized. - Myth: This medicine can be taken on an empty stomach without any issue.
Fact: Taking it with food improves absorption and reduces stomach upset. - Myth: Vitamin D from this medicine replaces the need for sunlight.
Fact: Sunlight helps the body make vitamin D, but supplements are useful when sun exposure or diet is inadequate.
🔄 Alternative Options
Generic Alternatives
- Calcium carbonate 1000 mg + Vitamin D3 200 IU tablet
- Calcium citrate 1000 mg + Vitamin D3 200 IU tablet
Brand Alternatives
- Bio Cal-D 1000mg/200IU Tablet