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  • Generic Name: (carbinoxamine maleate)
    Other Brands: N/A
  • Last Revised: 12/2014
    • What is this medication and its most common uses?

      Karbinal ER is a medicine used to treat symptoms of seasonal and year-round allergies (such as runny nose), hives, or other severe allergic reactions to blood or plasma. Karbinal ER may also be used to treat other conditions, as determined by your healthcare provider. Karbinal ER is available as an oral suspension.

    • What should I know when beginning and continuing on this medication?

      How does this medication work?

      Karbinal ER is an extended-release medicine (a type of medicine that releases into your body throughout the day). Karbinal ER works by blocking the release of a chemical in your body called histamine that causes allergic symptoms.

      What are the beneficial effects of this medication and when should I begin to have results?

      What: By blocking histamine release, Karbinal ER may help improve your allergic symptoms.

      When: Everyone responds differently to treatment, so try to be patient and follow your healthcare provider's directions. It is important that you take Karbinal ER exactly as your healthcare provider has prescribed.

      How do I know it is working?

      You may notice an improvement in your allergic symptoms after you start taking Karbinal ER. This is a good indicator that the medicine is working. Your healthcare provider may ask you questions to check how well your symptoms are controlled.

    • What are the possible side effects of this medication?

      The following is not a full list of side effects. Side effects cannot be anticipated. If any develop or change in intensity, tell your healthcare provider as soon as possible. Only your healthcare provider can determine if it is safe for you to continue taking this medication.

      Common side effects may include: drowsiness, sleepiness, dizziness, disturbed coordination, stomach pain, thick mucus.

    • Who should not take this medication?

      Do not take Karbinal ER if you are allergic to it or any of its ingredients.

      Do not take Karbinal ER if you are breastfeeding.

      Do not give Karbinal ER to children <2 years of age.

      Do not take Karbinal ER if you are taking monoamine oxidase inhibitors (MAOIs), a class of medications used to treat depression and other conditions (such as phenelzine or selegiline).

    • What should I tell my healthcare provider before I take the first dose of this medication?

      Tell your healthcare provider about all prescription, over-the-counter, and herbal medications you are taking before beginning treatment with Karbinal ER. Also, talk to your healthcare provider about your complete medical history, especially if you have a sulfite allergy; increased pressure in your eye; thyroid or heart problems; high blood pressure; ulcers; a condition in which the bladder does not open enough or completely during voiding; swelling of the prostate gland, which may in turn block the flow of urine; or if you are pregnant, plan to become pregnant, or are breastfeeding.

    • What is the usual dosage?

      The information below is based on the dosage guidelines your healthcare provider uses. Depending on your condition and medical history, your healthcare provider may prescribe a different regimen. Do not change the dosage or stop taking your medication without your healthcare provider's approval.

      Adults and adolescents ≥12 years: The usual dose is 7.5 milliliters (mL) to 20 mL (6 milligrams [mg] to 16 mg) every 12 hours.

      Children 6-11 years: The usual dose is 7.5 mL to 15 mL (6 mg to 12 mg) every 12 hours.

      Children 4-5 years: The usual dose is 3.75 mL to 10 mL (3 mg to 8 mg) every 12 hours.

      Children 2-3 years: The usual dose is 3.75 mL to 5 mL (3 mg to 4 mg) every 12 hours.

    • How should I take this medication?

      Take Karbinal ER exactly as prescribed by your healthcare provider. Do not change your dose or stop taking Karbinal ER without first talking to your healthcare provider.

      It is important that you measure Karbinal ER with an accurate measuring device. A household teaspoon is not an accurate measuring device. You may ask your pharmacist to recommend an appropriate measuring device for you.

    • What should I avoid while taking this medication?

      Do not drive, operate heavy machinery, or do other dangerous activities while you are taking Karbinal ER.

      Do not drink alcohol or take medicines that make you sleepy while taking Karbinal ER.

    • What are the possible food and drug interactions associated with this medication?

      If Karbinal ER is taken with certain other drugs, the effects of either could be increased, decreased, or altered. It is especially important to check with your healthcare provider before combining Karbinal ER with the following: alcohol, MAOIs, or medicines that make you sleepy (such as diphenhydramine or chlorpromazine).

    • May I receive this medication if I am pregnant or breastfeeding?

      The effects of Karbinal ER during pregnancy are unknown. Do not breastfeed while you are taking Karbinal ER. Tell your healthcare provider immediately if you are pregnant, plan to become pregnant, or are breastfeeding.

    • What should I do if I miss a dose of this medication?

      If you miss a dose of Karbinal ER, take it as soon as you remember. However, if it is almost time for your next dose, skip the one you missed and return to your regular dosing schedule. Do not take two doses at once.

    • How should I store this medication?

      Store at room temperature.

    • Who should I contact in case of emergency or overdose?
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      In the event of a medical emergency call your doctor or 9-1-1 immediately. In the event of overdose, call your doctor or poison control for further instructions.
      National Poison Control#: Call 1-800-222-1222

      This PDR+ drug information has been developed by the Physicians’ Desk Reference Network (PDRN), a source of medication information trusted by doctors for over 65 years.

      This monograph summarizes the most important information about your medication and does not cover all the information you may need. If you have any questions or concerns or want to learn more about your medication, ask your healthcare provider; he/she will be able to provide answers to your questions. This medication should only be used by the patient for whom it was prescribed and should not be shared with other people.
    • Additional patient resources.
      back to top Use your PDR® Pharmacy Discount Card when you or a family member fills a prescription and ask for your PDR® Discount every
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    This discount plan is NOT insurance or a Medicare prescription drug plan. The plan is not intended as a substitute for insurance and does not meet creditable coverage requirements under state or federal law. The plan provides discounts at participating pharmacies on certain pharmaceutical supplies, prescription drugs, or medical equipment and supplies. The range of discounts will vary depending on the products received. Members are obligated to pay the pharmacy the entire amount of the discounted rate for such products at the point of sale. The plan does not pay pharmacies for products provided to members. No enrollment or periodic fees apply. The pharmacy may pay the plan a fee from amounts the pharmacy collects from the member. The discount plan organization is ProCare Pharmacy Benefit Manager, Inc.,1267 Professional Parkway, ProCare Office Park, Gainesville, GA 30507, 1-888-299-5383. Customer service is provided by PDR, LLC., 5 Paragon Drive, Montvale, NJ, 07645, 1-800-232-7379, www.pdr.net/DiscountCard, customerservice@pdr.net.