Diphenhydramine (Soñodor) additional information
Common uses
Diphenhydramine HCI (Soñodor) is an effective antihistamine reducing the time to fall a sleep and gives more depth to your sleep.
Diphenhydramine can also be prescribed for other uses, for instance in the treatment of certain forms of parkinsonism, motion sickness and certain allergic conjuntivities, ask Your doctor for more information.
Directions
Diphenhydramine comes as a 50 mg. dividable tablet to take by mouth. The nighttime sleep-aid dosage of diphenhydramine is 50 mg at bedtime.
For motion sickness, diphenhydramine is taken 30 minutes before departure and, if needed, before meals and at bedtime.
Take diphenhydramine exactly as directed. Do not take more or less of it or take it more often than prescribed by your doctor.
If you take several doses of diphenhydramine a day and miss a dose, take it as soon as remembered if it is within an hour or so. If you do not remember until later, skip the missed dose and resume your usual dosing schedule. Do not "double-up" the dose to catch up.
Do not give diphenhydramine to a child younger than 6 years of age unless directed to do so by a doctor.
Precautions
Before taking diphenhydramine, tell your doctor if you are allergic to diphenhydramine or any other drugs.
Tell your doctor what prescription and nonprescription medications you are taking, especially other medications for colds, hay fever, or allergies, medications for depression or seizures, muscle relaxants, narcotics (pain medications), sedatives, sleeping pills, tranquilizers and vitamins.
Tell your doctor if you have or have ever had asthma, lung disease, glaucoma, ulcers, difficulty urinating (due to an enlarged prostate gland), heart disease, high blood pressure, seizures, or an overactive thyroid gland.
Tell your doctor if you are pregnant, plan to become pregnant, or are breast-feeding. Diphenhydramine should be used during pregnancy only if clearly needed. If you become pregnant while taking diphenhydramine, call your doctor.
If you are having surgery, including dental surgery, tell the doctor or dentist that you are taking diphenhydramine.
Diphenhydramine may make you drowsy, do not drive a car or operate machinery until you know how diphenhydramine affects you. Alcohol can add to the drowsiness caused by diphenhydramine.
Possible side effects
Although side effects from diphenhydramine are not common, they can occur. Tell your doctor if any of these symptoms are severe or do not go away: dry mouth, nose and throat, drowsiness, upset stomach, chest congestion, headache.
If you experience any of the following symptoms, call your doctor immediately: vision problems, difficulty urinating, muscle weakness excitement (especially in children), nervousness.
Overdose
In infants and children, especially, antihistamines in overdosage may cause hallucinations, convulsions, or death.
Antihistamine overdosage reactions may vary from central nervous system depression to stimulation. Stimulation is particularly likely in children. Atropine-like signs and symptoms, dry mouth, fixed, dilated pupils, flushing, and gastrointestinal symptoms may also occur.
If vomiting has not occurred spontaneously the patient should be induced to vomit. This is best done by having him drink a glass of water or milk after which he should be made to gag. Precautions against aspiration must be taken, especially in infants and children.
In case of overdose, call your local poison control center. If the victim has collapsed or is not breathing, call local emergency services.
Additional information
Keep diphenhydramine in a tightly closed container and out of reach of children. Store diphenhydramine at room temperature and away from excess heat and moisture (not in the bathroom).
Note
The above information is intended to supplement, not substitute for, the expertise and judgment of your healthcare professional. It should not be construed to indicate that use of diphenhydramine is safe, appropriate, or effective for you. Consult your health care professional before you buy Diphenhydramine (Soñodor).
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