PrescriptionGiant is a FREE prescription savings program that can save you up to 75% on your prescriptions with or without insurance!

Banophen (Generic Diphenhydramine)

Actual product appearance may differ slightly.

Click the CARD below to print or take a screenshot on your mobile phone or tablet. There is no need to download another app!

If you would like to personalize your card enter your full name in the member name field below the card at this link and click the Update button.

Why is this medication prescribed?

Banophen is a brand name for diphenhydramine, which is an antihistamine medication. It’s commonly prescribed for various conditions, including:

  • Allergic reactions: Diphenhydramine can alleviate symptoms like itching, rash, hives, and swelling caused by allergic reactions to medications, insect bites, or other allergens.
  • Motion sickness: It’s often used to prevent and treat motion sickness symptoms like nausea, vomiting, and dizziness.
  • Insomnia: Diphenhydramine’s sedative effects can help people with insomnia fall asleep.
  • Itchy skin conditions: Banophen can relieve itching associated with conditions like eczema or dermatitis.

How should this medicine be used?

Banophen, or diphenhydramine, is typically taken orally in the form of tablets, capsules, or liquid. The dosage and frequency of use depend on various factors such as the individual’s age, medical condition, and response to treatment. However, here are some general guidelines for using Banophen:

  • Follow the doctor’s instructions: Always follow the dosage instructions provided by your healthcare provider. They will prescribe the appropriate dose based on your specific needs and medical history.
  • Read the label: If you’re using an over-the-counter form of Banophen, carefully read the label and follow the directions provided. If you have any questions or concerns, consult a pharmacist or healthcare professional.
  • Take with water: Swallow the tablets or capsules whole with a full glass of water. Do not crush or chew extended-release tablets unless instructed to do so by your doctor.
  • Timing: Take Banophen as directed by your doctor or pharmacist. It may be taken with or without food, depending on your preference and any specific instructions provided.
  • Avoid alcohol: Avoid consuming alcohol while taking Banophen, as it can increase the risk of side effects such as drowsiness and dizziness.
  • Avoid driving or operating machinery: Banophen can cause drowsiness, dizziness, and blurred vision, so avoid activities that require mental alertness or coordination until you know how the medication affects you.
  • Do not exceed the recommended dose: Taking more than the recommended dose of Banophen can increase the risk of side effects and complications. If you accidentally take too much, seek medical attention immediately.
  • Use for the prescribed duration: Use Banophen for the prescribed duration of treatment, even if your symptoms improve before then. Do not stop taking the medication abruptly unless instructed by your doctor.
  • Store properly: Store Banophen at room temperature away from moisture and heat. Keep it out of reach of children and pets.

If you have any questions or concerns about how to use Banophen safely and effectively, consult your doctor or pharmacist for personalized advice.

Other uses for this medicine

In addition to its primary use for allergy symptoms, Banophen can also be used for other purposes, including:

  • Insomnia: Due to its sedative effects, Banophen is sometimes used as a sleep aid. However, it’s essential to use caution and follow dosage instructions carefully, as excessive use can lead to dependency and other adverse effects.
  • Motion Sickness: Banophen can help alleviate symptoms of motion sickness, such as nausea and vomiting. It’s often included in medications designed specifically for this purpose.
  • Anxiety: In some cases, Banophen may be used off-label to help manage symptoms of anxiety, particularly in situations where its sedative effects are beneficial.

What special precautions should I follow?

Special precautions should be observed when using Banophen to ensure safety and effectiveness:

  • Medical History: Inform your healthcare provider about any medical conditions you have, especially asthma, glaucoma, enlarged prostate, urinary retention, thyroid disorder, high blood pressure, heart disease, liver disease, or kidney disease.
  • Allergies: Inform your doctor if you have any allergies, particularly to diphenhydramine or other antihistamines.
  • Pregnancy and Breastfeeding: Consult your doctor before using Banophen if you are pregnant or breastfeeding. While diphenhydramine is generally considered safe during pregnancy and lactation when used as directed, it’s essential to weigh the potential risks and benefits under the guidance of a healthcare provider.
  • Children and Elderly: Use caution when administering Banophen to children and elderly individuals, as they may be more sensitive to its effects. Dosage adjustments may be necessary based on age and weight.
  • Drug Interactions: Inform your doctor about all the medications you are currently taking, including prescription drugs, over-the-counter medications, vitamins, and herbal supplements. Diphenhydramine may interact with certain medications, including sedatives, tranquilizers, anticholinergic drugs, and monoamine oxidase inhibitors (MAOIs), leading to potentially serious side effects.
  • Driving and Operating Machinery: Banophen can cause drowsiness, dizziness, and blurred vision. Avoid driving, operating machinery, or engaging in activities that require mental alertness until you know how the medication affects you.
  • Alcohol: Avoid consuming alcohol while taking Banophen, as it can increase the risk of side effects such as drowsiness and impairment of judgment and coordination.
  • Overdose: Do not exceed the recommended dosage of Banophen, as overdose can lead to serious health complications, including hallucinations, seizures, coma, and even death. If you suspect an overdose, seek immediate medical attention or contact a poison control center.

By following these precautions and using Banophen as directed by your healthcare provider, you can minimize the risk of adverse effects and maximize the benefits of the medication. If you have any questions or concerns about using Banophen, consult your doctor or pharmacist for personalized advice.

What special dietary instructions should I follow?

Special dietary instructions for Banophen are generally not necessary. However, it’s essential to avoid consuming alcohol while taking Banophen, as it can increase the risk of side effects.

What should I do if I forget a dose?

If you forget to take a dose of Banophen, take it as soon as you remember. However, if it is almost time for your next scheduled dose, skip the missed dose and continue with your regular dosing schedule. Do not take a double dose to make up for a missed one. Taking too much Banophen can increase the risk of side effects and complications. If you have any concerns or questions about missed doses, consult your healthcare provider or pharmacist for guidance.

What side effects can this medication cause?

Banophen (diphenhydramine) can cause various side effects, ranging from mild to severe. Common side effects may include:

  • Drowsiness: Banophen is known for its sedative effects, which can cause drowsiness or sleepiness. This effect can impair your ability to concentrate or perform tasks that require alertness, such as driving or operating machinery.
  • Dry Mouth: Diphenhydramine can reduce saliva production, leading to dry mouth or throat. Drinking water or using sugar-free lozenges may help alleviate this symptom.
  • Dizziness: Some individuals may experience dizziness or lightheadedness while taking Banophen. Avoid sudden movements or standing up too quickly to minimize the risk of falls.
  • Blurred Vision: Diphenhydramine can cause temporary blurred vision or difficulty focusing. Avoid activities that require clear vision until this side effect resolves.
  • Constipation: Banophen may slow down bowel movements, leading to constipation in some individuals. Eating a high-fiber diet and staying hydrated can help prevent or alleviate constipation.
  • Urinary Retention: In some cases, diphenhydramine can cause difficulty urinating or urinary retention, especially in men with an enlarged prostate gland.
  • Confusion or Cognitive Impairment: Elderly individuals may be more susceptible to confusion, memory problems, or cognitive impairment while taking Banophen.
  • Increased Heart Rate: Banophen can occasionally cause palpitations or a rapid heart rate, particularly at higher doses.

Less common but more severe side effects of Banophen may include:

  • Allergic Reactions: Some individuals may experience allergic reactions to diphenhydramine, characterized by rash, itching, swelling, severe dizziness, or difficulty breathing. Seek immediate medical attention if you experience any signs of an allergic reaction.
  • Hallucinations or Delirium: In rare cases, diphenhydramine can cause hallucinations, delirium, or psychotic episodes, particularly in high doses or in susceptible individuals.
  • Seizures: Although rare, diphenhydramine has been associated with seizures, especially in individuals with a history of seizure disorders or predisposing factors.
  • Serotonin Syndrome: Diphenhydramine may interact with other medications to cause serotonin syndrome, a potentially life-threatening condition characterized by rapid changes in mental status, agitation, sweating, tremors, and fever.

If you experience any severe or persistent side effects while taking Banophen, seek medical attention promptly. It’s essential to discuss any concerns or adverse reactions with your healthcare provider to ensure safe and effective treatment.

What should I know about storage and disposal of this medication?

Storage and Disposal:


  • Keep in a Secure Location: Store Banophen out of reach of children and pets to prevent accidental ingestion.
  • Room Temperature: Store Banophen at room temperature away from moisture and heat. Avoid storing it in the bathroom or kitchen, where humidity and temperature fluctuations can affect its stability.
  • Original Container: Keep Banophen in its original container with the lid tightly closed to protect it from light and moisture.


  • Follow Local Guidelines: Dispose of unused or expired Banophen according to local guidelines or regulations. Do not flush medications down the toilet or pour them down the drain unless instructed to do so.
  • Medication Take-Back Programs: Many pharmacies and healthcare facilities offer medication take-back programs where you can safely dispose of unused or expired medications. Check with your local pharmacy or government health department for information on available disposal options in your area.
  • Mix with Unpalatable Substance: If no take-back program is available, you can mix Banophen with an unpalatable substance such as coffee grounds or kitty litter before disposing of it in the trash. This helps prevent accidental ingestion by pets, children, or individuals scavenging through the trash.

In case of emergency/overdose

If you suspect an overdose of Banophen, contact your local poison control center at 1-800-222-1222 or seek emergency medical attention immediately. Symptoms of overdose may include extreme drowsiness, confusion, hallucinations, rapid heart rate, seizures, difficulty breathing, and loss of consciousness. Be prepared to provide information about the amount of Banophen ingested and any other medications or substances taken.

What other information should I know?

  • Avoid Alcohol: Avoid consuming alcohol while taking Banophen, as it can increase the risk of side effects such as drowsiness and impairment of judgment and coordination.
  • Regular Follow-Up: Follow up with your healthcare provider regularly to monitor your response to Banophen and any potential side effects. They may adjust your dosage or recommend alternative treatments if needed.
  • Inform Healthcare Providers: Inform all healthcare providers involved in your care, including doctors, dentists, and pharmacists, about any medications, supplements, or herbal products you are taking, including Banophen.
  • Drowsiness and Impairment: Be cautious when engaging in activities that require mental alertness or coordination, such as driving or operating machinery, as Banophen can cause drowsiness and impairment.
  • Medical Alert Bracelet: If you have a history of severe allergic reactions or other medical conditions, consider wearing a medical alert bracelet or carrying a medical ID card indicating your condition and relevant information about Banophen use.

By following these guidelines for storage, disposal, and emergency response, you can help ensure the safe and effective use of Banophen. Always consult your healthcare provider if you have any questions or concerns about medication storage, administration, or potential interactions.

Copyright © 2023