Buy Calcibrook Forte
Calcibrook Forte

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A high-strength mineral supplement designed to support bone density and prevent calcium and magnesium deficiencies.


Category
Availability
In Stock
Delivery
Airmail (14-21 days) | EMS trackable (5-9 days)
Product is shipped in a fully discreet envelope with no content disclosure, including all required documentation inside

Product Sheet

Active Ingredient(s)
Calcium Carbonate, Magnesium Hydroxide, Zinc Sulphate Monohydrate
Primary Category
Bone Health, Mineral Supplement
Therapeutic Class
Dietary Supplement
Pharmacological Class
Multimineral
Indications
Calcium deficiency, Osteoporosis support, Weak bones, General mineral deficiency
Contraindications
High blood calcium levels (hypercalcaemia), Severe kidney stones, Severe kidney disease
Minor Side Effects
Constipation, Wind (flatulence), Stomach bloating
Moderate Side Effects
Nausea, Diarrhoea (from magnesium), Chalky taste
Serious Side Effects
Kidney stones, Mental confusion, Irregular heartbeat
Dosage Forms
Tablet, Suspension
Administration Route
Oral
Mechanism of Action
Calcium Carbonate provides essential elemental calcium for bone structure. Magnesium helps in the absorption of calcium and supports muscle/nerve function. Zinc is a trace element that aids in bone mineralization and immune system support.
Prescription Status
OTC
Patient Summary
A high-strength mineral supplement designed to support bone density and prevent calcium and magnesium deficiencies.
Onset Time
Absorbs during digestion
Duration
Active in body for 24 hours
Storage Instructions
Store in a dry place below 25°C.
Drug Interactions
Tetracycline antibiotics, Bisphosphonates, Iron supplements, Levothyroxine
Age Restrictions
Adults and children over 12
Pregnancy Use
Safe when used as directed by a healthcare professional
Alternative Drugs
Adcal, Calcichew

What is Calcibrook Forte?

Calcibrook Forte is a bone-health supplement marketed in Hong Kong as a single-daily pill. Each pill contains a combination of calcium carbonate (1000 mg), magnesium hydroxide (240 mg), and zinc sulphate monohydrate (11 mg). The product is classified as a health supplement rather than a prescription medicine and is regulated by the Hong Kong Department of Health under the Pharmacy and Poisons Ordinance.

The formulation is intended to provide essential minerals that support normal bone metabolism and maintenance of skeletal strength.

How Calcibrook Forte Works in the Body

Calcibrook Forte supplies three minerals that play distinct roles in bone physiology:

  • Calcium carbonate provides elemental calcium, the primary mineral deposited in bone matrix. Adequate calcium intake is necessary for the mineralization process that gives bones their hardness.
  • Magnesium hydroxide supplies magnesium, a cofactor for enzymes that regulate calcium transport and bone formation. Magnesium also helps maintain proper parathyroid hormone function, which balances calcium levels.
  • Zinc sulphate monohydrate delivers zinc, an essential trace element involved in the activity of osteoblasts (bone-building cells) and in the synthesis of collagen, a structural protein in bone.

Together, these nutrients support the dynamic balance of bone remodeling-continuous resorption of old bone and formation of new bone-helping to preserve bone density over time. The minerals are absorbed primarily in the small intestine; calcium carbonate requires an acidic environment for optimal absorption, which is aided by the presence of magnesium.

Conditions Treated by Calcibrook Forte

Calcibrook Forte is positioned as a dietary supplement to support bone health in adults. In Hong Kong, health supplements are not approved for the treatment or prevention of specific medical conditions in the same way as prescription drugs. Nonetheless, the ingredients are widely recognized for their role in:

  • Maintaining adequate bone mineral density in individuals at risk of age-related bone loss.
  • Complementing dietary calcium, magnesium, and zinc intake for those with limited nutritional sources.

The supplement is commonly used by adults seeking to reinforce their skeletal system, particularly post-menopausal women, older men, and individuals with dietary restrictions that limit mineral intake.

Patient Suitability and Contraindications

Who May Benefit from Calcibrook Forte?

  • Adults who do not meet recommended dietary intakes for calcium, magnesium, or zinc.
  • Individuals with a confirmed deficiency of any of these minerals (as determined by a healthcare professional).
  • People engaged in lifelong bone-support strategies, such as regular weight-bearing exercise.

Absolute Contraindications

  • Known hypersensitivity to calcium carbonate, magnesium hydroxide, zinc sulphate, or any excipients in the pill.
  • Documented hypercalcemia (elevated blood calcium) or severe renal impairment (eGFR < 30 mL/min/1.73 m²) where additional calcium load is unsafe.

Relative Contraindications

  • History of kidney stones; calcium supplementation may increase stone formation risk in susceptible individuals.
  • Gastro-intestinal disorders that affect absorption (e.g., malabsorption syndromes, chronic diarrhea).
  • Pregnancy or lactation: calcium supplementation is generally safe, but excessive magnesium or zinc may require medical review.

Special Populations

  • Pregnant and lactating women: Calcium needs are higher; a single pill aligns with recommended intakes, but total mineral intake from all sources should be assessed.
  • Older adults: Dose may need adjustment if renal function is reduced; clinical monitoring is advisable.
  • Children and adolescents: Calcibrook Forte is formulated for adult dosing; pediatric use should be directed by a qualified health professional.

Safety Profile: Side Effects and Interactions

Common Side Effects

  • Mild gastrointestinal upset (e.g., temporary constipation or soft stools) - often resolves with continued use or taking the pill with food.
  • Belching or a sensation of fullness - typical with calcium carbonate tablets.

Serious Adverse Events

  • Hypercalcemia: Symptoms such as fatigue, muscle weakness, nausea, or irregular heartbeat may indicate excessive calcium levels and require immediate medical evaluation.
  • Severe allergic reaction: Rash, itching, swelling of the face or throat, or difficulty breathing warrant urgent care.

Drug Interactions

  • Antibiotics (e.g., tetracyclines, quinolones): Calcium can reduce absorption; spacing dosing by at least 2 hours is recommended.
  • Bisphosphonates: Co-administration with calcium may impair bisphosphonate absorption; separate intake times.
  • Thyroid hormone replacement (levothyroxine): Calcium can interfere with absorption; maintain a 4-hour gap between doses.
  • Iron supplements: Calcium may decrease iron absorption; stagger administration.

Food and Lifestyle Interactions

  • High-oxalate foods (spinach, rhubarb): May increase calcium oxalate stone risk in susceptible individuals.
  • Alcohol: Excessive intake can impair magnesium balance; moderation is advised.
  • Driving or operating machinery: No direct impairment expected, but severe hypercalcemia could affect cognition.

Patients should disclose all medications, supplements, and herbal products to a healthcare professional before initiating Calcibrook Forte.

How to Take Calcibrook Forte

  • Standard dosing: One pill (1000 mg calcium carbonate / 240 mg magnesium hydroxide / 11 mg zinc sulphate) taken once daily with a meal to enhance calcium absorption and reduce gastrointestinal discomfort.
  • Special populations:
  • Renal impairment: Dose may need reduction; consult a healthcare professional for individualized advice.
  • Elderly: The same once-daily regimen is appropriate unless contraindicated by lab values.
  • Pregnancy/lactation: Continue the once-daily dose unless advised otherwise.
  • Administration: Swallow the pill whole with a full glass of water; do not crush or chew.
  • Missed dose: Take the missed pill as soon as remembered on the same day; do not take a double dose the following day.
  • Overdose: Symptoms may include nausea, vomiting, abdominal pain, and marked hypercalcemia. Seek emergency care; treatment focuses on intravenous fluids and correction of electrolyte imbalance.
  • Discontinuation: The supplement can be stopped without tapering. If discontinuation follows prolonged high-dose calcium use, a brief period of monitoring for calcium level changes is prudent.

Monitoring and Follow-Up

  • Baseline assessment: Adults beginning a calcium-magnesium-zinc supplement may benefit from baseline serum calcium, magnesium, and renal function tests, especially if they have a history of kidney disease or stone formation.
  • Routine follow-up: Periodic evaluation (e.g., annually) of mineral status and bone density (DEXA scan) is recommended for high-risk groups, such as post-menopausal women.
  • When to seek care: New onset of muscle weakness, persistent gastrointestinal symptoms, or signs of hypercalcemia should prompt clinical review.

Storage and Handling

  • Store the pills at room temperature (15 °C - 30 °C), away from excess heat, moisture, and direct sunlight.
  • Keep the container tightly closed and out of reach of children.
  • Do not use the product after the expiration date printed on the packaging.
  • Dispose of unused pills according to local pharmaceutical waste guidelines or return them to a pharmacy for safe disposal.

Medication-Specific Glossary

Calcium carbonate
An inorganic compound that supplies elemental calcium; it is the most common calcium source in supplements.
Magnesium hydroxide
A mineral compound that provides magnesium ions and acts as an antacid; it supports bone metabolism and muscle function.
Zinc sulphate monohydrate
A zinc salt delivering elemental zinc; essential for enzymatic reactions in bone formation and immune function.

Medical Disclaimer

This article provides educational information about Calcibrook Forte and is not a substitute for professional medical advice. Treatment decisions, including use for unapproved indications, must be made under the guidance of a qualified healthcare provider. The content is intended for informational purposes and does not constitute medical recommendations. Always consult a physician before starting, stopping, or changing any medication regimen.

Calcibrook Forte FAQ

Can Calcibrook Forte be taken with other calcium supplements?

Combining multiple calcium sources can increase total calcium intake beyond recommended levels, potentially leading to hypercalcemia. It is advisable to evaluate total daily calcium from all foods and supplements and adjust accordingly under professional guidance.

What is the best time of day to take Calcibrook Forte?

Taking the pill with a main meal enhances calcium carbonate absorption and reduces gastrointestinal discomfort. Consistency in timing also helps maintain steady mineral levels throughout the day.

Does Calcibrook Forte contain any allergens or common excipients?

The formulation primarily consists of the active minerals and standard tablet excipients such as microcrystalline cellulose and magnesium stearate. Individuals with known sensitivities to these substances should verify the label or contact the manufacturer for a full ingredient list.

Will taking Calcibrook Forte affect a bone-density scan (DEXA)?

Calcium supplementation does not directly alter DEXA results, which measure bone mineral density. However, adequate mineral intake supports bone health, which may influence long-term scan outcomes.

Is Calcibrook Forte suitable for people on a low-sodium diet?

The supplement does not contain added sodium; therefore, it is compatible with low-sodium dietary plans. Patients should still monitor overall sodium intake from other sources.

Can I travel internationally with Calcibrook Forte?

Health supplements are generally permitted for personal use when carried in original packaging with a clear label. Check the destination country's customs regulations, as some jurisdictions require declaration of nutritional supplements.

How does magnesium hydroxide differ from magnesium citrate?

Magnesium hydroxide provides magnesium with a mild antacid effect and is less soluble than magnesium citrate, which is often used for rapid magnesium replenishment. Both contribute to bone health, but their absorption rates and gastrointestinal side-effects may differ.

Does Calcibrook Forte interact with vitamin D supplements?

Vitamin D enhances calcium absorption from the gut; taking vitamin D alongside Calcibrook Forte can improve calcium utilization. No adverse interaction is known, but combined dosing should align with recommended daily allowances.

What should I do if I miss a dose while traveling across time zones?

Maintain a consistent once-daily schedule based on your local time. If a dose is missed, take it as soon as remembered that day; avoid taking two pills on the next day to prevent excess mineral intake.

Are there any special disposal instructions for expired Calcibrook Forte pills?

Do not flush the pills down the toilet. Dispose of unused or expired tablets according to Hong Kong’s pharmaceutical waste guidelines, such as returning them to a pharmacy or using a designated household hazardous waste collection service.

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