Histex Coupons & Prices

Histex (triprolidine) is a non-prescription medication for adults and children that relieves hay fever and allergy symptoms. Histex is an antihistamine that blocks the actions of histamines, chemicals released by the body that cause the swelling and other symptoms of an allergic reaction. Histex price averages $35.11, but a SingleCare Histex coupon reduces the price of 120, 2.5mg/5ml syrup (quantity in ml)s down to $13.73. SingleCare discounts are eligible for over-the-counter products, like Histex, when prescribed by a physician.

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30 syrup (quantity in ml)2.5mg/5mlEdit

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Histex coupon at Kroger Pharmacy
$16.73
$ 13.73
$3 off with signupwith signup

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Histex coupon at Harris Teeter Pharmacy
$16.73
$ 13.73
$3 off with signupwith signup

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Histex coupon at Costco Pharmacy
$17.25
$ 14.25
$3 off with signupwith signup
Histex coupon at Food Lion Pharmacy
$ 19.83
Histex coupon at Walgreens Pharmacy
$30.80
$ 27.80
$3 off with signupwith signup

About SingleCare Pricing

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.

Any SingleCare bonus savings, including the $3 signup bonus, may only be used once.

Prices updated: 12/08/2025

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About Histex

Histex (triprolidine) is a non-prescription medication for adults and children that relieves hay fever and allergy symptoms. Histex is an antihistamine that blocks the actions of histamines, chemicals released by the body that cause the swelling and other symptoms of an allergic reaction. Histex price averages $35.11, but a SingleCare Histex coupon reduces the price of 120, 2.5mg/5ml syrup (quantity in ml)s down to $13.73. SingleCare discounts are eligible for over-the-counter products, like Histex, when prescribed by a physician.

About Histex

Histex (triprolidine) is a non-prescription medication for adults and children that relieves hay fever and allergy symptoms. Histex is an antihistamine that blocks the actions of histamines, chemicals released by the body that cause the swelling and other symptoms of an allergic reaction. Histex price averages $35.11, but a SingleCare Histex coupon reduces the price of 120, 2.5mg/5ml syrup (quantity in ml)s down to $13.73. SingleCare discounts are eligible for over-the-counter products, like Histex, when prescribed by a physician.

Histex FAQs

How much does Histex cost without insurance?

Patients will usually pay $35.11 for Histex, but this price may vary. SingleCare discounts are eligible on over-the-counter products prescribed by a doctor. With a prescription and a SingleCare coupon for Histex, Histex costs only $13.73 per 120, 2.5mg/5ml syrup (quantity in ml)s.

How much does Histex cost with insurance?

Histex is not a prescription drug, so it probably will not be covered by health insurance. Even if it is, your copay cost may be higher than what you would pay with a SingleCare Histex coupon. Ask your pharmacist to do a price comparison. You may save more money with SingleCare than with insurance.

Does Medicare cover Histex and how much does it cost?

Histex is usually not covered by Medicare Part D and Medicare Advantage prescription drug plans. Medicare patients with a prescription for Histex can save with a SingleCare Histex coupon and pay only $13.73 for their prescription.

Is there a generic of Histex?

Histex is a brand-name allergy relief medication (syrup) with triprolidine as the active ingredient. Allerdine is an equivalent brand-name triprolidine oral solution for adults and children. Generic triprolidine oral solution is available from manufacturers such as Strides, Rugby, and Westminster, among others.

What is Histex?

Histex is an over-the-counter medication that relieves allergy and hay fever symptoms, including runny nose, stuffy nose, sneezing, watery eyes, and eye and nose swelling and discomfort.

Allergic reactions are caused by exposure to allergens, such as pollen, which trigger an immune response from the body. The immune system releases chemicals as a defense, including histamines that cause swelling. This swelling is responsible for many symptoms of allergies or hay fever, such as a runny nose, stuffy nose, watery eyes, and discomfort in the nose, sinuses, and throat.

The active ingredient in Histex, triprolidine, is an antihistamine, which means it blocks the actions of histamines and reduces the swelling behind many of the symptoms of allergic reactions.

Histex a sweetened and flavored syrup and is taken every four to six hours.

What are the side effects of Histex?

Common side effects of Histex are drowsiness, dizziness, headache, blurred vision, nausea, vomiting, constipation, loss of appetite, dry mouth, dry nose, dry throat, and increased urination. Mental and mood changes include excitability, nervousness, and restlessness, particularly in younger children. This is not a complete list of side effects that may occur. Consult with your physician about any concerns you may have with side effects.

Where are Histex coupons from SingleCare accepted?

SingleCare is accepted at most national pharmacies and grocers, including the following:

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