Castor Oil is a generic over-the-counter laxative that treats constipation. Castor Oil is a stimulant or irritant laxative—it chemically irritates the intestines to contract more energetically to move digestive materials and stools through and out the intestines faster. $11.99 is the average Castor Oil price for for 1, 59ml of bottle, but a SingleCare Castor Oil coupon lowers that price down to $6.04 per 1, 59ml of bottle. SingleCare discounts are eligible on over-the-counter products, like Castor Oil, when prescribed by a physician.
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SingleCare’s prescription prices are based on multiple sources. The prices we publish are our best estimate, but we cannot guarantee that the price we display will exactly match the price you receive at the pharmacy. For an exact price, please contact your pharmacy and provide the BIN/GRP/PCN numbers shown on your SingleCare card.
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Prices updated: 12/05/2025
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Castor Oil is a generic over-the-counter laxative that treats constipation. Castor Oil is a stimulant or irritant laxative—it chemically irritates the intestines to contract more energetically to move digestive materials and stools through and out the intestines faster. $11.99 is the average Castor Oil price for for 1, 59ml of bottle, but a SingleCare Castor Oil coupon lowers that price down to $6.04 per 1, 59ml of bottle. SingleCare discounts are eligible on over-the-counter products, like Castor Oil, when prescribed by a physician.
Castor Oil is a generic over-the-counter laxative that treats constipation. Castor Oil is a stimulant or irritant laxative—it chemically irritates the intestines to contract more energetically to move digestive materials and stools through and out the intestines faster. $11.99 is the average Castor Oil price for for 1, 59ml of bottle, but a SingleCare Castor Oil coupon lowers that price down to $6.04 per 1, 59ml of bottle. SingleCare discounts are eligible on over-the-counter products, like Castor Oil, when prescribed by a physician.
On average, the price for Castor Oil is $11.99 per 1, 59ml of bottle. Castor Oil prices vary by pharmacy, quantity, and dosage. SingleCare discounts are eligible on over-the-counter products prescribed by a doctor. With a prescription and a SingleCare coupon for Castor Oil, Castor Oil costs only $6.04 for 1, 59ml of bottle.
Over-the-counter laxatives, such as Castor Oil, may sometimes be prescribed by doctors, but usually not covered by prescription drug insurance or Medicare. Talk to your pharmacist. Even if your health insurance covers Castor Oil, your copay cost may be higher than what you would pay with a SingleCare Castor Oil coupon.
Because Castor Oil is an inexpensive over-the-counter laxative with many less expensive generic alternatives, neither Medicare Advantage nor Medicare Part D cover Castor Oil. One money-saving option for Medicare patients with a prescription for Castor Oil is a SingleCare savings card. The lowest cost of Castor Oil with a SingleCare discount card is $6.04 per 1, 59ml of bottle.
Castor Oil is a generic laxative and is available under many brand names. Generic versions are sold under brand names such as Walgreens, Rexall, and CVS.
Castor Oil is a generic over-the-counter laxative that treats constipation, a condition in which the bowels are not emptying completely or regularly. Castor Oil is a stimulant or irritant laxative—it chemically irritates the intestines to contract more energetically to move digestive materials and stools through and out the intestines faster. Castor Oil has a long history as a traditional remedy for constipation.
Castor Oil is sometimes used as a home remedy to moisturize skin, help wounds to heal, or reduce swelling.
As a laxative, one to two tablespoons of Castor Oil should be taken daily. The daily dose should not exceed 4 tablespoons.
Common side effects of Castor Oil include, but are not limited to, stomach cramps, nausea, vomiting, muscle weakness, dizziness, and electrolyte problems. The most serious side effect of Castor Oil is to lower blood pressure. Castor Oil can produce severe intestinal damage and death in newborns and infants. Allergic reactions are very rare, but you should discontinue using Castor Oil if you notice allergic reactions, such as skin rash, swelling, or trouble breathing.
When applied to the skin as an emollient or to treat cuts or scrapes, Castor Oil can cause a rash, swelling, and itching.
This is not a complete list of the Castor Oil side effects. Consult with your doctor or pharmacist about possible side effects before taking this medicine.
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