| U.S. Brand Names |
| Posture®[OTC] |
 |
| Generic Available |
|
Yes |
|
| Synonyms |
| Tricalcium Phosphate |
|
| Pharmacological Index |
|
Calcium Salt |
|
| Use |
|
Adjunct in prevention of postmenopausal osteoporosis; treatment and prevention of calcium depletion |
|
| Pregnancy Risk Factor |
|
C |
|
| Adverse Reactions |
|
<1%: Gastrointestinal: Constipation, nausea, dry mouth |
|
| Drug Interactions |
|
Decreased effect: Calcium may antagonize the effects of calcium channel blockers May decrease the bioavailability of tetracyclines Renders tetracycline antibiotics inactive Increased toxicity: Administer cautiously to a digitalized patient, may precipitate arrhythmias |
|
| Mechanism of Action |
|
Moderates nerve and muscle performance via action potential excitation threshold regulation |
|
| Usual Dosage |
|
Oral (all doses in terms of elemental calcium): <6 months: 360 mg/day 6-12 months: 540 mg/day 1-10 years: 800 mg/day 10-18 years: 1200 mg/day Adults: 800 mg/day Children: 45-65 mg/kg/day Adults: 1-2 g/day |
|
| Dental Health: Local Anesthetic/Vasoconstrictor Precautions |
|
No information available to require special precautions |
|
| Dental Health: Effects on Dental Treatment |
|
No effects or complications reported |
|
| Patient Information |
|
Do not take calcium supplements within 1-2 hours of taking other medicine by mouth or eating large amounts of fiber-rich foods; do not drink large amounts of alcohol or caffeine-containing beverages |
|
| Nursing Implications |
|
19.3 mEq/g; 390 mg elemental calcium/g (39% elemental calcium) |
|
| Dosage Forms |
|
Elemental calcium listed in brackets |
|
|
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