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trace metals for injection
Indication:
- supplement to TPN solutions
Dosage:
trace metal infants (ug/kg) children <10 years (ug/kg)
chromium 0.14-0.2 0.14-0.2
copper 20 20
manganese 2-10 2-10
selenium 3 3 (max 40 ug/day)
zinc 300 (preterm) 100
- 100 (term) -
Injection: zinc 0.8 mg, copper 0.2 mg, manganese 0.16 mg, chromium 2 ug/mL
Adverse effects: (excessive trace metal)
1) chromium:
- convulsions, coma, nausea/vomiting, GI ulcers, hepatic dysfunction, renal dysfunction
2) copper:
- peripheral edema, behavioral changes, hypotonia, progressive marasmus, diarrhea, hepatic dysfunction, photophonophobia
3) manganese:
- irritability, speech disturbances, headache, apathy, anorexia, impotence, abnormal gait
4) molybdenum:
- gout like syndrome associated with increased plasma levels of uric acid & xanthine oxidase
5) selenium:
- nervousness, depression, alopecia, weak nails, dermatitis, GI disorders, metallic taste, garlic odor of breath & sweat, dental defects
6) zinc:
- tachycardia, decreased consciousness, hypothermia, blurred vision, profuse diaphoresis
General
pharmacologic combination
metabolic agent (metabolic modifier)
References
Kaiser Permanente Northern California Regional Drug
Formulary, 1998