Diphenhydramine Chewable TabletsGeneric Name:
Diphenhydramine (DYE-fen-HYE-dra-meen)Brand Name:
Examples include Benadryl Allergy and Complete Allergy
Diphenhydramine Chewable Tablets are used for:
Preventing or treating symptoms of hay fever, other allergies, and colds, such as stuffy nose, runny nose, sneezing, itching of the nose and throat, coughing, and itchy, watery eyes.
Diphenhydramine Chewable Tablets are an antihistamine. It works by blocking the action of histamine, which reduces the symptoms of an allergic reaction.
Do NOT use Diphenhydramine Chewable Tablets if:
- you are allergic to any ingredient in Diphenhydramine Chewable Tablets
- you are taking sodium oxybate (GHB)
Contact your doctor or health care provider right away if any of these apply to you.
Before using Diphenhydramine Chewable Tablets:
Some medical conditions may interact with Diphenhydramine Chewable Tablets. Tell your doctor or pharmacist if you have any medical conditions, especially if any of the following apply to you:
- if you are pregnant, planning to become pregnant, or are breast-feeding
- if you are taking any prescription or nonprescription medicine, herbal preparation, or dietary supplement
- if you have allergies to medicines, foods, or other substances
- if you have asthma, chronic obstructive pulmonary disease (COPD), chronic bronchitis, emphysema, lung disease, shortness of breath, or sleep apnea
- if you have blockage of the stomach, intestine, or urinary tract; difficulty urinating; diabetes; enlargement of the prostate; glaucoma; heart disease; high blood pressure; the blood disease porphyria; or thyroid disease
Some MEDICINES MAY INTERACT with Diphenhydramine Chewable Tablets. Tell your health care provider if you are taking any other medicines, especially any of the following:
- Sodium oxybate (GHB) because an increase in sleep duration and a decrease in the ability to breathe are likely to occur
This may not be a complete list of all interactions that may occur. Ask your health care provider if Diphenhydramine Chewable Tablets may interact with other medicines that you take. Check with your health care provider before you start, stop, or change the dose of any medicine.
How to use Diphenhydramine Chewable Tablets:
Use Diphenhydramine Chewable Tablets as directed by your doctor. Check the label on the medicine for exact dosing instructions.
- Take Diphenhydramine Chewable Tablets by mouth with or without food.
- Chew thoroughly before swallowing.
- Use Diphenhydramine Chewable Tablets exactly as directed on the package, unless instructed differently by your doctor. If you are taking Diphenhydramine Chewable Tablets without a prescription, follow any warnings and precautions on the label.
- If you miss a dose of Diphenhydramine Chewable Tablets and you are taking it regularly, take it as soon as possible. If it is almost time for your next dose, skip the missed dose and go back to your regular dosing schedule. Do not take 2 doses at once.
Ask your health care provider any questions you may have about how to use Diphenhydramine Chewable Tablets.
Important safety information:
- Diphenhydramine Chewable Tablets may cause drowsiness or dizziness. These effects may be worse if you take it with alcohol or certain medicines. Use Diphenhydramine Chewable Tablets with caution. Do not drive or perform other possibly unsafe tasks until you know how you react to it.
- Do not drink alcohol or use medicines that may cause drowsiness (eg, sleep aids, muscle relaxers) while you are using Diphenhydramine Chewable Tablets; it may add to their effects. Ask your pharmacist if you have questions about which medicines may cause drowsiness.
- Diphenhydramine Chewable Tablets may cause dizziness, lightheadedness, or fainting; alcohol, hot weather, exercise, or fever may increase these effects. To prevent them, sit up or stand slowly, especially in the morning. Sit or lie down at the first sign of any of these effects.
- Do not become overheated in hot weather or while you are being active; heatstroke may occur.
- Diphenhydramine Chewable Tablets may cause you to become sunburned more easily. Avoid the sun, sunlamps, or tanning booths until you know how you react to Diphenhydramine Chewable Tablets. Use a sunscreen or wear protective clothing if you must be outside for more than a short time.
- Diphenhydramine Chewable Tablets has diphenhydramine in it. Before you start any new medicine, check the label to see if it has diphenhydramine in it too. If it does or if you are not sure, check with your doctor or pharmacist.
- Do not use Diphenhydramine Chewable Tablets for a cough with a lot of mucus. Do not use it for a long-term cough (eg, caused by asthma, emphysema, smoking). However, you may use it for these conditions if your doctor tells you to.
- If your symptoms persist for more than 1 week or if you develop a fever, contact your health care provider.
- Some of these products contain phenylalanine. If you must have a diet that is low in phenylalanine, ask your pharmacist if it is in your product.
- Use Diphenhydramine Chewable Tablets with caution in the ELDERLY; they may be more sensitive to its effects, especially dizziness, sedation, and lightheadedness upon standing.
- Diphenhydramine Chewable Tablets should not be used in CHILDREN younger than 6 years old without checking with the child's doctor.
- PREGNANCY and BREAST-FEEDING: If you become pregnant, contact your doctor. You will need to discuss the benefits and risks of using Diphenhydramine Chewable Tablets while you are pregnant. Diphenhydramine Chewable Tablets are found in breast milk. Do not breast-feed while taking Diphenhydramine Chewable Tablets.
Possible side effects of Diphenhydramine Chewable Tablets:
All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome:
Dizziness; drowsiness; dry mouth, throat, and nose; thickening of mucus in nose or throat.Seek medical attention right away if any of these SEVERE side effects occur:
Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); convulsions; decreased alertness; excitability; fast heartbeat; hallucinations; tightness or pounding in the chest; tremor; wheezing.
This is not a complete list of all side effects that may occur. If you have questions about side effects, contact your health care provider. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088. You may also report side effects at http://www.fda.gov/medwatch.
If OVERDOSE is suspected:
Contact 1-800-222-1222 (the American Association of Poison Control Centers), your local poison control center (http://www.aapcc.org), or emergency room immediately. Symptoms may include coma; excitement; hallucinations; loss of consciousness; muscle twitching; seizures; tremor; weakness.Proper storage of Diphenhydramine Chewable Tablets:
Store Diphenhydramine Chewable Tablets at room temperature, between 59 and 77 degrees F (15 and 25 degrees C). Store away from heat, moisture, and light. Store in the original package or container. Do not store in the bathroom. Keep Diphenhydramine Chewable Tablets out of the reach of children and away from pets.
- If you have any questions about Diphenhydramine Chewable Tablets, please talk with your doctor, pharmacist, or other health care provider.
- Diphenhydramine Chewable Tablets are to be used only by the patient for whom it is prescribed. Do not share it with other people.
- If your symptoms do not improve or if they become worse, check with your doctor.
This information is a summary only. It does not contain all information about Diphenhydramine Chewable Tablets. If you have questions about the medicine you are taking or would like more information, check with your doctor, pharmacist, or other health care provider.
- Diphenhydramine Prescribing Information (FDA)
- Benadryl Consumer Overview
- Diphen Advanced Consumer (Micromedex) - Includes Dosage Information