Elemental Calcium + Vitamin D3
Generic Details
Generic Name
Calcium Elemental Source Vitamin D3
Other Names
Drug Class
- Vitamin and Mineral Supplement
Chemical Formula
Molecular Weight
Mechanism of Action
- Calcium supplementation for bone health
- Vitamin D3 helps in the absorption of calcium in the intestine
Indications
- Osteoporosis prevention and treatment
- Calcium deficiency
- Vitamin D deficiency
Common Dosage Forms
- Tablet
- Chewable tablet
- Capsule
- Liquid
Typical Dosage
- Calcium: 500mg-1500mg daily
- Vitamin D3: 400-2000 IU daily
Pediatric Dosage
- Dosage varies with age, weight, and indication. Consult a pediatrician.
Geriatric Dosage
- May require lower doses due to reduced kidney function. Consult a healthcare provider.
Side Effects
- Constipation
- Nausea
- Vomiting
- Hypercalcemia
Contraindications
- Hypercalcemia
- Hyperparathyroidism
- Severe kidney disease
Pregnancy Category
- A
Lactation Safety
- Compatible with breastfeeding in appropriate doses
Drug Interactions
- Calcium can interfere with the absorption of certain medications like antibiotics and thyroid hormone
Overdose Symptoms
- Weakness
- Confusion
- Kidney stones
Antidote for Overdose
- Discontinue supplementation and consult a healthcare provider
Storage Conditions
- Store at room temperature away from moisture and heat.
Pharmacokinetics
- Absorption: Calcium absorption is best in the presence of Vitamin D, occurs in the duodenum.
- Distribution: Calcium is distributed mainly in bones and teeth.
- Metabolism: Vitamin D3 is metabolized in the liver to active forms.
- Excretion: Calcium and its metabolites are primarily excreted in the urine.
Precautions
- Monitor calcium levels regularly, especially in long-term use.
Warnings
- Do not exceed the recommended dosage as it may lead to hypercalcemia.