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Doctor insights on: What Is Difference Between Benadryl And Pseudofed

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How much Benadryl (diphenhydramine) is considered too much?

How much Benadryl (diphenhydramine) is considered too much?

Benadryl (diphenhydramine): Either the recommended amount based on weight through the directions on the box or following your doctors recommendations if the recommended dose they made is higher. ...Read more

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Dr. John Chiu
1,011 doctors shared insights

Diphenhydramine (Definition)

Diphenhydramine is a sedating antihistamine which is a kind of antihistamine type drug (common ...Read more


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What's the difference between Benadryl (diphenhydramine) and sudafed?

What's the difference between Benadryl (diphenhydramine) and sudafed?

Medical questions: Benadryl (diphenhydramine) is an antihistamine, good for allergies and to lessen the drainage during an upper respiratory infection. Sudafed is a decongestant, good for helping you breath through a stuffy nose from a cold, bad allergies or sinus problems. Sudafed can also raise blood pressure, and shouldn't be taken on a regular basis. ...Read more

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Can you give a child Benadryl (diphenhydramine) and sudafed at the same time?

Can you give a child Benadryl (diphenhydramine) and sudafed at the same time?

Avoid decongestants: Pseudoephedrine (sudafed) can cause irritability and high blood pressure in children but doesn't seem to actually help with congestion until puberty. Sudafed-pe (phenylephrine) has the same issues but typically is very poorly absorbed into the body. These drugs should never be given to children given the potential harm and lack of benefit. Benadryl should be limited to once a day during a cold. ...Read more

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What is the recommended doseage schedule when taking both Sudafed with Benadryl (diphenhydramine) together?

What is the recommended doseage schedule when taking both Sudafed with Benadryl (diphenhydramine) together?

Every 6 hours: It is OK to use both together. Do not use either one more than 4 times in a 24 hour period (every 6 hours). Of course, follow the directions on the box that indicates the number of pills (dosage) to take at one time. Sudafed is a decongestant and benadryl (diphenhydramine) is an antihistamine so they have two different effects. ...Read more

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Can I take Benadryl (diphenhydramine) and sudafed while taking Wellbutrin?

Can I take Benadryl (diphenhydramine) and sudafed while taking Wellbutrin?

No : All these medications are known to raise blood pressure. Check with your primary care physician what is the best treatment for you. Avoid self-medicating! Good luck and keep your health the best way possible ...Read more

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I took regular sudafed a few hours ago. Can i take a Benadryl (diphenhydramine) before i go to bed?

Yes: Yes. Benadryl (diphenhydramine) ins an antihistamine, and sudafed is a decongestant. There is no problem taking them together at their recommended dosages, as long as you don't have any medical conditions in which these medications are not recommended (check with your doctor if you are unsure). ...Read more

Benadryl (Definition)

Diphenhydramine is a sedating antihistamine which is a kind of antihistamine type drug (common ...Read more