Unisom (Diphenhydramine Hydrochloride)
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Diphenhydramine Hydrochloride Information
DIPHENHYDRAMINE (dye fen HYE dra meen) is an histamine blocker. It is used to treat the symptoms of an allergic reaction.
This medicine may be used for other purposes; ask your health care provider or pharmacist if you have questions.
They need to know if you have any of these conditions: -glaucoma -high blood pressure or heart disease -liver disease -lung or breathing disease, like asthma -pain or trouble passing urine -prostate trouble -ulcers or other stomach problems -an unusual or allergic reaction to diphenhydramine, other medicines foods, dyes, or preservatives such as sulfites -pregnant or trying to get pregnant -breast-feeding
Take this medicine by mouth with a full glass of water. Follow the directions on the prescription label. Use a specially marked spoon or container to measure your medicine. Household spoons are not accurate. Take your medicine at regular intervals. Do not take it more often than directed. Talk to your pediatrician regarding the use of this medicine in children. Special care may be needed. Patients over 65 years old may have a stronger reaction and need a smaller dose.
Overdosage: If you think you have taken too much of this medicine contact a poison control center or emergency room at once. NOTE: This medicine is only for you. Do not share this medicine with others.
If you miss a dose, take it as soon as you can. If it is almost time for your next dose, take only that dose. Do not take double or extra doses.
Do not take this medicine with any of the following medications: -MAOIs like Carbex, Eldepryl, Marplan, Nardil, and Parnate This medicine may also interact with the following medications: -alcohol -barbiturates like phenobarbital -medicines for bladder spasm like oxybutynin, tolterodine -medicines for blood pressure -medicines for depression, anxiety, or psychotic disturbances -medicines for movement abnormalities or Parkinson's disease -medicines for sleep -other medicines for cold, cough, or allergy -some medicines for the stomach like chlordiazepoxide, dicyclomine
This list may not describe all possible interactions. Give your health care provider a list of all the medicines, herbs, non-prescription drugs, or dietary supplements you use. Also tell them if you smoke, drink alcohol, or use illegal drugs. Some items may interact with your medicine.
Visit your doctor or health care professional for regular check ups. Tell your doctor or health care professional if your symptoms do not start to get better or if they get worse. If you are diabetic use a sugar-free form of this medicine. Your mouth may get dry. Chewing sugarless gum or sucking hard candy, and drinking plenty of water may help. Contact your doctor if the problem does not go away or is severe. This medicine may cause dry eyes and blurred vision. If you wear contact lenses you may feel some discomfort. Lubricating drops may help. See your eye doctor if the problem does not go away or is severe. You may get drowsy or dizzy. Do not drive, use machinery, or do anything that needs mental alertness until you know how this medicine affects you. Do not stand or sit up quickly, especially if you are an older patient. This reduces the risk of dizzy or fainting spells. Alcohol may interfere with the effect of this medicine. Avoid alcoholic drinks.
Side effects that you should report to your doctor or health care professional as soon as possible: -allergic reactions like skin rash, itching or hives, swelling of the face, lips, or tongue -changes in vision -confused, agitated, or nervous -fast, irregular heartbeat -tremor -trouble passing urine or change in the amount of urine -unusual bleeding or bruising -unusually weak or tired Side effects that usually do not require medical attention (report to your doctor or health care professional if they continue or are bothersome): -constipation, diarrhea -drowsy -headache -loss of appetite -stomach upset, vomiting -thick mucus
This list may not describe all possible side effects. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.
Keep out of the reach of children. Store at room temperature, between 15 and 30 degrees C (59 and 86 degrees F). Do not freeze. Protect from light and moisture. Keep container tightly closed. Throw away any unused medicine after the expiration date.
NOTE: This sheet is a summary. It may not cover all possible information. If you have questions about this medicine, talk to your doctor, pharmacist, or health care provider.
Diphenhydramine Hydrochloride Elixir