How many mg of benadryl should i take. Benadryl Dosage Guide: Safe and Effective Use of Diphenhydramine for Adults and Children
How much Benadryl should you take for allergies. What is the recommended dosage for children and adults. Is it safe to exceed the recommended dose of Benadryl. How often can you take Benadryl safely.
Understanding Benadryl and Its Active Ingredient
Benadryl is a widely used over-the-counter medication for treating allergy symptoms and occasional sleeplessness. Its active ingredient, diphenhydramine, is an antihistamine that works by blocking the effects of histamine in the body. This action helps alleviate symptoms such as sneezing, runny nose, itchy eyes, and skin reactions.
When considering Benadryl usage, it’s crucial to understand the different forms available and their respective strengths:
- Tablets and capsules: Usually contain 25 mg of diphenhydramine
- Liquid elixir: Typically 12.5 mg per 5 mL (1 teaspoon)
- Children’s chewable tablets: Often 12.5 mg per tablet
- Quick dissolve strips: Generally 25 mg per strip
Proper Dosage for Adults: Balancing Relief and Safety
For adults and children 12 years and older, the standard Benadryl dosage varies depending on the product form:
- Benadryl Allergy Tablets: 1 to 2 caplets (25-50 mg) every 4-6 hours
- Benadryl Extra Strength Allergy Caplets: 1 caplet (25 mg) every 4-6 hours
- Benadryl Allergy LIQUI-GELS: 1 to 2 capsules (25-50 mg) every 4-6 hours
- Benadryl Allergy Liquid Elixir: 2-4 teaspoons (10-20 mL) every 4-6 hours
Is there a maximum daily dose for adults? Yes, it’s important not to exceed the recommended maximum daily dose. For most Benadryl products, this is 300 mg per day, which equates to:
- No more than 8 regular strength tablets or capsules
- No more than 4 extra strength caplets
- No more than 16 teaspoons (80 mL) of liquid elixir
Benadryl Dosage for Children: Age-Specific Guidelines
Children’s dosages are based on age and weight, and it’s crucial to follow these guidelines carefully:
Ages 6-11:
- Children’s Benadryl Allergy Liquid: 2-4 teaspoons (10-20 mL) every 4-6 hours
- Children’s Benadryl Allergy Chewables: 1 to 2 tablets every 4-6 hours
Ages 2-5:
- Children’s Benadryl Allergy Liquid: 1 teaspoon (5 mL) every 4-6 hours
Can Benadryl be given to children under 2? For children under 2 years old, it’s essential to consult a doctor before administering any Benadryl product. The safety and efficacy of diphenhydramine in very young children have not been well-established, and there may be risks associated with its use in this age group.
Special Considerations for Nighttime Use
Benadryl is known for its sedating effects, which can be beneficial for those experiencing allergy symptoms at night. However, this requires special dosing considerations:
- Benadryl Extra Strength Nighttime Allergy Caplets: For adults and children 12 years and older, the recommended dose is 1 caplet at bedtime if needed
Should you take a different dose of Benadryl at night? The nighttime formulation is designed to provide relief while promoting sleep, so it’s important not to exceed the recommended dose. Taking more than directed can lead to excessive drowsiness and potential side effects the next day.
Weight-Based Dosing for Improved Accuracy
For more precise dosing, especially in children, weight-based guidelines can be helpful:
- 22-32 pounds: 3/4 teaspoon of liquid or 3/4 of a chewable tablet
- 33-43 pounds: 1 teaspoon of liquid or 1 chewable tablet
- 44-54 pounds: 1 1/2 teaspoons of liquid or 1 1/2 chewable tablets
- 55-109 pounds: 2 teaspoons of liquid, 2 chewable tablets, or 1 adult capsule
- 110 pounds and up: Adult dosing applies
Why is weight-based dosing important? Using weight as a guide can help ensure that children receive an appropriate amount of medication based on their body size, potentially reducing the risk of under- or over-dosing.
Topical Benadryl Applications: Itch Relief Guidelines
Benadryl also offers topical products for localized itch relief:
- Benadryl Triple Action Itch Stick
- Benadryl Triple Action Itch Relief Spray
- Benadryl Triple Action Itch Cream
For these products, the general guideline is to apply to the affected area not more than 3 to 4 times daily for individuals aged 2 and older. For children under 2, always consult a doctor before use.
Are topical Benadryl products as effective as oral forms? While topical products can provide quick, localized relief for skin irritations, they may not be as effective for systemic allergy symptoms. They are best used for isolated skin reactions or itching.
Safety Precautions and Potential Side Effects
While Benadryl is generally safe when used as directed, it’s important to be aware of potential side effects and take necessary precautions:
- Drowsiness: This is the most common side effect and can impair driving and operating machinery
- Dry mouth, nose, and throat
- Dizziness
- Nausea
- Blurred vision
- Difficulty urinating
Can long-term use of Benadryl cause health issues? Regular, long-term use of Benadryl is not recommended. Some studies have suggested a potential link between long-term use of antihistamines like diphenhydramine and an increased risk of dementia in older adults. It’s always best to use Benadryl only as needed and for short periods.
Drug Interactions
Benadryl can interact with various medications and substances, including:
- Other antihistamines
- Sedatives and sleep aids
- Some antidepressants
- Alcohol
Always consult with a healthcare provider or pharmacist about potential drug interactions before taking Benadryl, especially if you’re on other medications.
When to Seek Medical Advice
While Benadryl is available over-the-counter, there are situations where professional medical advice is necessary:
- If symptoms persist or worsen after using Benadryl
- If you experience severe side effects
- Before giving Benadryl to children under 2 years old
- If you have chronic allergies requiring frequent use of antihistamines
- If you have underlying health conditions, especially liver or kidney disease
How can you tell if your allergy symptoms require more than over-the-counter treatment? If you find yourself relying on Benadryl frequently or if your allergy symptoms significantly impact your quality of life, it may be time to consult an allergist. They can provide a more comprehensive treatment plan, which may include allergy testing and prescription medications.
Alternatives to Benadryl for Allergy Relief
While Benadryl is effective for many people, there are other options available for allergy relief:
- Second-generation antihistamines: These include medications like cetirizine (Zyrtec), loratadine (Claritin), and fexofenadine (Allegra), which tend to cause less drowsiness
- Nasal corticosteroids: Products like fluticasone (Flonase) can be effective for nasal allergy symptoms
- Natural remedies: Some people find relief with options like saline nasal rinses, local honey, or certain herbal supplements
Are newer antihistamines more effective than Benadryl? While Benadryl remains effective, newer antihistamines often have the advantage of providing 24-hour relief with less sedation. However, individual responses can vary, and some people may find Benadryl more effective for their symptoms.
Lifestyle Changes for Allergy Management
In addition to medication, certain lifestyle changes can help manage allergy symptoms:
- Using air purifiers in your home
- Keeping windows closed during high pollen days
- Washing bedding regularly in hot water
- Showering after being outdoors to remove allergens from skin and hair
- Avoiding known allergens when possible
These strategies, combined with appropriate use of medications like Benadryl, can provide comprehensive allergy relief and improve quality of life for allergy sufferers.
Dosing Guide for Allergy Products
BENADRYL® Allergy Tablets
Age 12+
1 to 2 caplets every 4-6 hours. Do not exceed 8 caplets in 24 hours.
Under 12
Not recommended for use. Use Children’s BENADRYL® products
More Product Information
BENADRYL® Extra Strength Allergy Caplets
Age 12+
Take 1 caplet every 4-6 hours. Do not exceed 4 caplets in 24 hours.
Under 12
Not recommended for use. Use Children’s BENADRYL® products
More Product Information
BENADRYL® Allergy LIQUI-GELS®
Age 12+
Take 1 to 2 capsules every 4 to 6 hours. Do not exceed 8 capsules in 24 hours.
Under 12
Not recommended for use. Use Children’s BENADRYL® products
More Product Information
BENADRYL® Total Allergy Sinus & Pain Caplets
Age 12+
Take 2 caplets every 6 hours while symptoms persist. Do not take more than 8 caplets in 24 hours.
More Product Information
BENADRYL® Extra Strength Nighttime Allergy Caplets
Age 12+
1 caplet at bedtime if needed or as directed by a doctor.
Under 12
Not recommended for use. Use Children’s BENADRYL® products.
More Product Information
BENADRYL® Allergy Liquid Elixir
Age 12+
2-4 tsp. (10-20 mL) every 4-6 hours. Do not exceed 16 tsp. (80 mL) in 24 hours.
Ages 6-11
1-2 tsp. (5-10 mL) every 4-6 hours. Do not exceed 8 tsp. (40 mL) in 24 hours.
Under 6
Use Children’s BENADRYL® Liquid
*tsp=teaspoon mL=milliliter
More Product Information
Children’s BENADRYL® Allergy Liquid
Ages 6-11
2-4 tsp. (10-20 mL) every 4-6 hours. Maximum 16 tsp. (80 mL) per day.
Ages 2-5
1 tsp. (5 mL) every 4-6 hours. Maximum 4 tsp. (20 mL) per day.
Under 2
Consult a doctor
*tsp=teaspoon mL=milliliter
More Product Information
Children’s BENADRYL® Allergy Chewables
Age 12+
Use Adult BENADRYL® products.
Ages 6-11
1 to 2 tablets every 4 to 6 hours. Do not exceed 8 tablets in 24 hours.
Ages 2-5
Use Children’s BENADRYL® Liquid
More Product Information
BENADRYL® Triple Action Itch Stick
Ages 2+
Apply to affected area not more than 3 to 4 times daily.
Under 2
Consult a doctor.
More Product Information
BENADRYL® Triple Action Itch Relief Spray
Ages 2+
Apply to affected area not more than 3 to 4 times daily.
Under 2
Consult a doctor.
More Product Information
Benadryl® Triple Action Itch Cream
Ages 2+
Apply to affected area not more than 3 to 4 times daily.
Under 2
Consult a doctor.
More Product Information
Benadryl Dosage Chart – Mt. Airy Pediatrics
Give every 4-6 hours, as needed, and not more than four times in 24 hours unless directed by a health care professional.
Weight | Benadryl Liquid
12.5mg=5mL
5mL=1 teaspoon
| Benadryl Chewable
12. 5mg
| Benadryl Capsules
25mg
| Benadryl Quick Dissolve Strips
25mg
|
22-32 pounds | 3/4 teaspoon | |||
33-43 pounds | 1 teaspoon | 1chewable | ||
44-54 pounds | 1 1/2 teaspoon | 1 1/2 chewable | ||
55-109 pounds | 2 teaspoon | 2 chewables | 1capsule | 1strip |
110 pounds and up | 4 chewables | 2 capsules | 2strips |
Click
here
for our Acetaminophen dosing chart
Click
here
for our Ibuprofen dosing chart
Click
here
for information about the Poison Control Center
Quick Answer: How Much Liquid Baby Benadryl Can a Dog Take?
According to the Merck Veterinary Manual, the safe dosage is 2-4 milligrams per kilogram of body weight, or 0. 9 to 1.8 milligrams per pound.
Benadryl Liquid for Children can be used in small dogs at the same dosage. Avoid Adult Liquid Benadryl Blend as it often contains alcohol, which is toxic to dogs. As with any flavored human medication, always test inactive ingredients for xylitol, a sweetener that is extremely toxic to dogs.
So a simple and practical dose is 1mg of Benadryl per pound of your dog’s body weight taken 2-3 times a day. For example, a 10-pound dog may receive a dose of 10 mg in the morning, afternoon, and evening.
The usual dosage is about 1 mg per pound two to three times a day.
…
Dosage of Benadryl for dogs.
Official response. The general dose of Benadryl (diphenhydramine) is 2 to 4 mg/kg up to three times a day. If your dog weighs 25 pounds (11.3 kg), the dose of Benadryl will be 22.6 to 45.2 mg up to three times a day. Benadryl tablets are available in 25 and 50 mg dosages.
This medicine will work quickly, in about 1-2 hours, and this should be followed by an improvement in the clinical signs.
Oatmeal is an age old remedy for dry, itchy skin that is safe to use on our dog friends too! In fact, most hypoallergenic dog shampoos contain oatmeal as an active ingredient that soothes and fights irritation. Start by grinding plain oatmeal into a powder to sprinkle in your dog’s warm bath.
Antihistamines are generally safe, but may cause drowsiness in some dogs and hyperactivity in others. OTC antihistamines may contain other ingredients, such as decongestants, that are not safe for dogs. Read the label carefully to make sure the product contains only antihistamines.
It is true that Benadryl can relieve symptoms in some dogs, but the sedative effects are mild and not as pronounced in dogs as they are in humans. Thus, in general, Benadryl does not usually help dogs struggling with anxiety or phobias.
According to the Merck Veterinary Manual, the safe dosage is 2-4 milligrams per kilogram of body weight, or 0.9 to 1.8 milligrams per pound.
However, it is vital that Benadryl’s formulation does not contain xylitol (an artificial sweetener commonly used in products intended for humans) or any other ingredients harmful to dogs. “Diphenhydramine” should be the only active ingredient in the product.
Take every 4-6 hours. Do not take more than 6 doses in 24 hours. Store at a temperature of 59up to 77°F dry.
Of course, some droppers are labeled 0.3 and 0.6 ml.
…
drug measurement.
PACK LABEL – MAIN DISPLAY PANEL 4 FL OZ (118 ml bottle) Eliminates: sneezing. Runny nose.
Can I give my dog Benadryl?
Natalia | February 28, 2022 | Veterinary, Dogs | 1 comment
Benadryl is often recommended for dogs. It can be safely administered to most, but it’s important to know exactly what Benadryl is, how much to give your dog, and when to know if your dog should take it.
What is Benadryl?
Benadryl is actually a brand name for a drug called diphenhydramine. Benadryl is an antihistamine and does not require a prescription. It is available in tablets, capsules and liquid gels in a few milligrams. It is sometimes combined with other medications, so you need to read the package carefully to make sure diphenhydramine is the only medication in the product you are buying for your dog.
How does Benadryl work?
As an antihistamine, Benadryl blocks the release of histamine and acetylcholine, which the body produces in response to an allergic reaction. Benadryl dries watery eyes, runny nose and reduces swelling, sneezing, itching and other allergy symptoms. It is also often used to put a dog to sleep or to help with motion sickness.
What to treat with Benadryl
Dogs that may benefit from Benadryl tend to be allergic or travel. Some specific examples of when Benadryl can be used:
- When a dog has been stung or bitten by an insect.
- When a dog is bitten by a poisonous reptile or insect.
- When the dog itches or itches due to food or environment.
- When the dog travels and may experience motion sickness.
- When your dog needs something to make him a little sleepy so he doesn’t get irritated, bored or bark when he needs to be calm and quiet.
- When pre-treatment with an antihistamine is required prior to a vaccination known to cause an allergic reaction in this dog.
Benadryl is great to keep on hand if you have a dog, even if you never plan to travel with him or he has no known allergies. You never know if your dog will be bitten by a spider or bee while at home, and you will need to give him some Benadryl to prevent or reduce an allergic reaction.
Some dogs react so badly to insects or poisonous reptiles that they cannot breathe without antihistamines and immediate veterinary attention. If you can give a dog that has been bitten by a snake or bug some Benadryl at home, you increase their chances of getting to the vet alive and still breathing. This is especially true in brachycephalic breeds such as English Bulldogs and Pugs, which already have naturally compromised airways without the additional airway constriction that an allergic reaction can cause.
Why not use Benadryl
Benadryl can help with allergic reactions, motion sickness and drowsiness, but that doesn’t mean it can always be used. Some reasons why you might not want to use a Benadry include:
- If you have a very stressed or agitated dog and want to get him to sleep. His anxiety and stress need to be addressed and treated, not just sedated with Benadryl.
- If your dog has heart disease.
- If your dog has high blood pressure.
- If your dog has glaucoma.
- If your dog is taking certain medications, you should discuss the safety of Benadryl with your veterinarian prior to administering it.
- As the only remedy after a poisonous bite. Your dog needs immediate veterinary attention.
Your veterinarian is your best source of guidance and information for your dog’s health. If you’re considering giving your dog Benadryl, ask your veterinarian first to make sure you’re not doing more harm than good.
Benadryl Dosage for Dogs
Typically, dogs take 1 mg of Benadryl per pound of body weight two to three times a day. This means a 25 lb dog will take one Benadryl 25mg tablet up to three times per day depending on your veterinarian’s recommendation. Small dogs may find it easier to dose Benadryl baby liquid.