Treats allergy symptoms and congestion. Allegra D (Pseudoephedrine / Fexofenadine) is a combination allergy medicine that's useful if you have congestion and runny nose. Treats allergy symptoms and helps you sleep. Benadryl (Diphenhydramine) is great for allergies, but curl up on the couch after taking it and get ready for a nap. Find lowest prices Save on your next prescription. Be sure you’re getting the lowest price for your medication, even if you have insurance. No pricing data for this drug at this filter setting. Try searching on GoodRx
Prices and coupon for 30 (25mg) capsules of diphenhydramine
Reviews & ratings Everyone Men Women Filter group. All currently selected Everyone Men Women All ages 18-34 35-54 55+ Filter group. All currently selected All ages 18-34 35-54 55+
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Reviews for Benadryl (diphenhydramine)
vs. Allegra D (pseudoephedrine / fexofenadine)
-12% worse vs. Allegra D (pseudoephedrine / fexofenadine)
-8% worse vs. Allegra D (pseudoephedrine / fexofenadine)
Side effects Allegra D Benadryl
Back pain 2%
Sleep difficulty 13%
Adverse effects 4%
Dry mouth 3%
More Allegra D side effects »
We haven’t found good data for Benadryl side effects.
FDA side effect reports for Benadryl » How it works Allegra D Benadryl Allegra D (Pseudoephedrine / Fexofenadine) is a combination medicine that relieves allergy symptoms. Fexofenadine (an antihistamine) prevents allergy symptoms like runny nose, sneezing, and itching. Pseudoephedrine (a decongestant) clears your sinuses. Benadryl (Diphenhydramine) is an antihistamine. It blocks histamine, a chemical that causes congestion, itching, and other allergic reactions. It also makes you sleepy. Type of medication Allegra D Benadryl Prescription or OTC Prescription or OTC Available as Allegra D Benadryl Pill Oral solution Cream, gel, or ointment Used for Allegra D Benadryl Risk factors for serious side effects Allegra D Benadryl › Taking with alcohol › Taking other medicines that make you less alert › History of high blood pressure › History of heart problems › Age 65 or older › Women of childbearing age Detailed Allegra D (pseudoephedrine / fexofenadine) risks & warnings » › Using other drugs with the same ingredients › Taking with alcohol › Taking other medicines that make you less alert › Children age 6 years and younger › Enlarged prostate › History of bladder problems Detailed Benadryl (diphenhydramine) risks & warnings »
Research studies with animals found harmful effects on unborn babies. It hasn’t been properly studied in humans. The benefits might outweigh the risks even if you’re pregnant. Talk with your doctor.
Research studies with animals haven’t found a risk to unborn babies, but it hasn’t been properly studied in humans.
Alcohol Allegra D Benadryl No alcohol related info. › Don't take it with alcohol or other drugs that make you sleepy.
Sleep Allegra D Benadryl › The antihistamine (fexofenadine) can cause dizziness, drowsiness, dry eyes/mouth, and constipation. › Benadryl (Diphenhydramine) makes you more tired than Claritin, Allegra, or Zyrtec. › Benadryl (Diphenhydramine) makes you tired, so take it before you go to sleep. Upsides and benefits Allegra D Benadryl › Available without a prescription in the drugstore. › It has two medications that work in different ways to help relieve nasal symptoms. › The antihistamine (fexofenadine) is useful for relieving itchy eyes, runny nose, or constant sneezing. › The decongestant (pseudoephedrine) is very good at relieving congestion. › Benadryl (Diphenhydramine) is often better than other antihistamines at treating allergy symptoms and hives. › It can provide quick relief of allergy symptoms for both kids and adults. › It makes you sleepy, so it'll help if your allergies are bothering you at night. › The effects wear off in 4 to 6 hours, so side effects don't last that long. › It comes as a tablet, capsule, liquid, and quick dissolving tablet. Downsides and risks Allegra D Benadryl › Has more side effects than Allegra since it has pseudoephedrine in it. › The antihistamine (fexofenadine) can cause dizziness, drowsiness, dry eyes/mouth, and constipation. › The decongestant (pseudoephedrine) can make your blood pressure higher and can make it harder to sleep. › You must show a photo ID to buy this from behind the pharmacy counter. There's a maximum limit on how much you can buy in the pharmacy at a time. › Benadryl (Diphenhydramine) makes you more tired than Claritin, Allegra, or Zyrtec. › You shouldn't drive after taking Benadryl (Diphenhydramine) until you know how it affects you. › Talk to a pediatrician before giving Benadryl (Diphenhydramine) to a child. › It can increase the risk of falls, so elderly people shouldn't use Benadryl (Diphenhydramine). › Don't use Benadryl (Diphenhydramine) if you are breastfeeding. Tips from our pharmacists for people taking the medication Allegra D Benadryl › It works best if you have nasal congestion and a runny nose. › Take on an empty stomach, 1 hour before eating or 2 hours after eating. › Shouldn't be used in kids younger than 12 years old. › Avoid taking it close to bedtime to prevent trouble sleeping. › Can cause dizziness, headache, or a fast heartbeat. › Talk to your doctor if you have high blood pressure or kidney problems before using it. › If symptoms get worse or you need to use it for more than a few weeks, talk with your doctor. › Take it as needed every 4 to 6 hours. › Benadryl (Diphenhydramine) can make you dehydrated, so avoid this side effect by drinking plenty of fluids. › Benadryl (Diphenhydramine) makes you tired, so take it before you go to sleep. › Don't take it with alcohol or other drugs that make you sleepy. › If you need to use it for more than a few weeks, talk with your doctor. A different medication might work better for you long-term. › If you only have itchy or watery eyes, try using just an antihistamine eye drop. Learn more More about Allegra D Side effects Reviews & ratings Alternatives FDA package insert More about Benadryl Side effects Reviews & ratings Alternatives FDA package insert