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calcitriol topical (Vectical)

 

Classes: Antipsoriatics, Topical

Dosing and uses of Vectical (calcitriol topical)

 

Adult dosage forms and strengths

ointment

  • 0.0003%

 

Plaque Psoriasis

Apply to affected areas BId

200 mg/week maximum

 

Pediatric dosage forms and strengths

Safety & efficacy not established

 

Vectical (calcitriol topical) adverse (side) effects

>10%

Hypercalcemia (24%)

 

1-10%

Psoriasis (4%)

Pruritus (3%)

Skin discomfort (3%)

Urine abnormality (4%)

 

Warnings

Cautions

Avoid excessive sunlight

Absorbed in sufficient quantities to produce systemic effects

 

Pregnancy and lactation

Pregnancy category: C

Lactation: excretion in milk unknown; use with caution

 

Pregnancy categories

A: Generally acceptable. Controlled studies in pregnant women show no evidence of fetal risk.

B: May be acceptable. Either animal studies show no risk but human studies not available or animal studies showed minor risks and human studies done and showed no risk.

C: Use with caution if benefits outweigh risks. Animal studies show risk and human studies not available or neither animal nor human studies done.

D: Use in LIFE-THREATENING emergencies when no safer drug available. Positive evidence of human fetal risk.

X: Do not use in pregnancy. Risks involved outweigh potential benefits. Safer alternatives exist.

NA: Information not available.

 

Pharmacology of Vectical (calcitriol topical)

Absorption: yes

 

Mechanism of action

Vitamin D analog