Quick Answer: Can Benadryl Cause Dementia?

Can Benadryl damage your brain?

This is a neurotransmitter that is important for brain functions including learning and memory.

Diphenhydramine is classified as an anticholinergic drug, and a study of this class of drug found that increased use is associated with an up to 54% increased risk of dementia [2]..

Does Benadryl cause weight gain?

Do antihistamines cause weight gain? The short answer seems to be yes. While occasionally taking a Benadryl for sleep probably won’t lead to significant weight gain, chronic use of antihistamines can interfere with weigh loss efforts.

Does Benadryl affect the liver?

Diphenhydramine undergoes extensive first-pass metabolism, whereby 50–60% of ingested medication is metabolized by the liver before reaching the systemic circulation. Nearly all the available drug is metabolized by the liver within 24–48 hours, thus increasing risk for liver injury.

How long does Benadryl last in your system?

For the average healthy adult, elimination half-life ranges from 6.7 to 11.7 hours. So between 6 to 12 hours after taking Benadryl, half the drug will be eliminated from the body. Within two days, the drug will be completely gone from the body.

What are the side effects of Benadryl?

Drowsiness, dizziness, constipation, stomach upset, blurred vision, or dry mouth/nose/throat may occur. If any of these effects persist or worsen, tell your doctor or pharmacist promptly.

What prescription drugs are linked to dementia?

Anticholinergics from the following groups increased dementia risk when used at the highest doses:antidepressants OR 1.29 (95% CI 1.24 to 1.34)anti-Parkinson’s drugs OR 1.52 (95% CI 1.16 to 2.00)antipsychotics OR 1.70 (95% CI 1.53 to 1.90)anti-epileptics OR 1.39 (95% CI 1.22 to 1.57)More items…•

Can Benadryl cause breathing problems?

Asthma or breathing problems: Diphenhydramine can cause the secretions produced in the lungs to become thick and difficult to clear out of the lungs.

Does Benadryl cause memory loss?

First-generation antihistamines like Benadryl not only block the effect of histamine, but as anticholinergics, they also block the effect of acetylcholine, a chemical in your brain that helps send messages between cells. Blocking acetylcholine can cause temporary drowsiness, confusion, and memory loss.

Why Benadryl is bad for you?

Benadryl and some other antihistamine drugs can sometimes cause decreased memory, confusion, and trouble thinking. These side effects are more common in seniors. In addition, taking Benadryl long term might increase the risk of dementia such as Alzheimer’s disease, especially in seniors.

Can Benadryl cause health problems?

Many people turn to over-the-counter medicines when they need relief from allergy and cold symptoms or have trouble falling asleep. That’s why you might be concerned about a 2015 study showing that one of the most common of those drugs—Benadryl—could lead to serious health problems, including dementia.

What are the side effects of long term use of Benadryl?

Physical effects of diphenhydramine addictionExcessive drowsiness.Constipation.Blurred vision.Dizziness.Tightness in chest (known as angina)Dry mouth.Increased heart rate.Inability to urinate.More items…•

Is Benadryl habit forming?

Regarding Benadryl Being Addictive. Generally, addiction to Benadryl is possible. People primarily develop a psychological dependence on the drug, stemming from the idea and fear that they won’t be able to get to sleep without it, or remain asleep for the entire night.

What should you not take with Benadryl?

Examples of medications that may interact with Benadryl include:antidepressants.stomach ulcer medicine.cough and cold medicine.other antihistamines.diazepam (Valium)sedatives.

Is it harmful to take Benadryl every night?

I don’t have a problem with someone occasionally taking Benadryl as a sleep aid. However, even actual over-the-counter sleep aids shouldn’t be taken every night. Those who take diphenhydramine for extended periods of time may experience low blood pressure and heart palpitations.

Can Benadryl cause heart palpitations?

Many medicines, including diet pills, antihistamines, decongestants, and some herbal products, can cause heart palpitations.

Does Benadryl help with anxiety?

One of the biggest advantages of using an OTC medication such as Benadryl to treat anxiety is that it is fast-acting and convenient. This can be helpful if you need to reduce symptoms of mild anxiety quickly. Because Benadryl causes many people to feel drowsy, it can also help aid in sleep.

Does Benadryl cause high blood pressure?

“In general, antihistamines are safe in patients with high blood pressure and other forms of heart disease,” explains Richard Krasuski, MD, director of adult congenital heart disease services at the Cleveland Clinic in Ohio, but an antihistamine may elevate blood pressure or increase heart rate, according to the U.S. …

Is it OK to take Benadryl every day?

Is it OK to take Benadryl every day to treat my allergies? A. It’s not a good idea. Benadryl Allergy (diphenhydramine and generic) and similar first-generation antihistamines used to treat allergy symptoms, such as chlorpheniramine (Chlor-Trimeton Allergy and generic), shouldn’t be taken for long periods of time.