castor oil (OTC)

Brand and Other Names:Fleet Castor Oil, Emulsoil
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Dosing & Uses

AdultPediatric

Dosage Forms & Strengths

oral solution

  • 100%
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Constipation

15-60 mL PO once

Colonic Evacuation

15-60 mL PO once, 16 hours before procedure

Dosage Forms & Strengths

oral solution

  • 100%
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Constipation

<2 years: 1-5 mL PO once

2-12 years: 5-15 mL PO once

>12 years: 15-60 mL PO once

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Adverse Effects

Frequency Not Defined

Dizziness

Abdominal cramps

Diarrhea

Nausea

Electrolyte disturbance

Hypotension

Pelvic congestion

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Warnings

Contraindications

Hypersensitivity, GI obstruction or perforation, severe impaction, symptoms of appendicitis or acute surgical abdomen, ulcerative colitis, rectal fissures

Cautions

Avoid in pregnancy; can induce premature labor

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Pregnancy & Lactation

Pregnancy Category: N/A

Lactation: Safe

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.

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Pharmacology

Mechanism of Action

Irritant/stimulant laxative

Pharmacokinetics

Onset: 2-6 hr

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