Doctor insights on:
Side Effects Of Grapefruit Benadryl
Most common side: Effects of Diphenhydramine are drowsiness, dry mouth, constipation, blurry vision, thickenened secretions, impaired coordination. There is a big laundry list of the usual anti choline this side effects, but those are the most common. People use it to sleep or for itching most often. ...Read more
Less than 12 hrs: Likely from 6 to 12 hrs.Get a more detailed answer ›
Benadryl (diphenhydramine) can cause: Sedation the nxt day (due to its long1/2-life). Can cause decreased alertness, diminished cognitive function, delirium, dry mouth, blurred vision, urinary retention, constipation, increased intraocular pressure/glaucoma, & many other anticholinergic agent. Ill effects in disease specific states & drug-drug interaction are other concerns. Generally safe when used in moderation for the right purpose. ...Read more
Not usually: It should not cause any issues.Get a more detailed answer ›
I accidentally took expired Benadryl (diphenhydramine) (6 years old). Should I be looking out for any bad side effects?
No: Just be careful, side effects depend on many factors, hope you didn't exceed the recommended dosage ...Read more
Will taking a Benadryl (diphenhydramine) every so often creat any sexual side effects that last months?
I took two Benadryl (diphenhydramine) tablets and after I swallowed them I realized they were expired by almost 5yrs. Will this have bad side effects.
No worries!: This should not cause any problem. Most medicines loose effectiveness after the expiration date. It is advisable not to take again. ...Read more
Yes if prescribed: Tramadol is a strong pain relieving medication and Benadryl (diphenhydramine) is an antihistimine (usually available over the counter). Both can cause drowsiness, even more so if taken in combination. Should be relatively safe for a healthy 40 year old male- provided that the tramadol was prescribed by your health care professional. ...Read more
Is it ok th take Benadryl (diphenhydramine) and 1mg of melatonin before bed without side effects?
Side effect possible: Benadryl (diphenhydramine) and melatonin could make a purpose MORE tired and sleepy which could translate into being groggy in the morning thought for all practical purposes, 1 mg. Of melatonin is an extremely small amount. Then, again, I don't know anything about your build, your weight, other medications you are taking, etc. Etc. So perhaps FOR YOU....1 mg. Of melatonin is more than what it may sound. ...Read more
What do I do? I've taken benadryl, (diphenhydramine) unisom, & pamprin? Is there serious side effects?
How much???: How much of these did you take? Were you trying to overdose? Since you've given no information about amounts, you need to go to the emergency room now. Call 911 if you need to -- do not drive yourself. All 3 could be sedating, but the pamprin contains acetominophen which can be toxic to your liver if enough if consumed. Please get help now. ...Read more
Is it safe to take Benadryl (diphenhydramine) and penicillin together or will this cause bad side effects?
Can Benadryl (diphenhydramine) usage over a long term produce cause similar sexual side effects that ssris produce?
Unlikely: Ssri side effects are very well established where as antihistamine use and sexual side effects are not that well established. I would be more concerned about long term use of antihistamine and the reasons for it. Are you using it for sleep, allergy? Consult a psychiatrist as theses may be residual sx of depression and treatment may need to be optimized. ...Read more
I was prescribed Loratadine for irritant dermatitis on chest. Are those pills safe-how often side effects appear from them? Is Benadryl (diphenhydramine) better?
Is it okay to mix ambien and benadyrl to treat insomnia? I took benadryl (diphenhydramine) around 4hrs after taking ambien bc it didn't work, are there side effects?
No don't mix drugs: Please don't mix ambien with benadryl (diphenhydramine). I would first suggest you speak with your doctor who prescribed you ambien and him/her that you are still experiencing insomnia. Mixing prescription medication with drugs like benadryl (diphenhydramine) can be dangerous. Perhaps you should improve your sleep hygiene first. Sleep same time every night, bed is used only for sleep, cool dark room, no distractions (TV) etc. ...Read more
Me Benadryl (diphenhydramine) & Nexium for my anxiety and panic disorder, i, what are the side effects?
It sounds like the: Anxiety has negatively effected your GI tract, which explains the use of nexium. Nexium can cause headache, nausea and diarrhea commonly and low magnesium levels and may effect how other medicines work. Benadryl (diphenhydramine) is an antihistamine which can cause headache, diarrhea, dizziness, drowsiness and other side effects. ...Read more
Daily use of Benadryl (diphenhydramine) for sleep aid on a 16 month old. Are there long term side effects?
Nothing major: Benadryl can alter the sleep pattern some with diminished time in deep (recuperative) sleep stage. I would never consider chronic use in an infant. I would encourage you to write down all your prior sleep related efforts along with what happens at bedtime. Bring this in to discuss with the kids doc. ...Read more
I took a Benadryl (diphenhydramine) then accidentally took my diet pill and I have been having weird side effects for last 6 hrs and can't fall asleep?
Below: Any effect from t he Benadyl should wear off within 6-8 hours of taking it ...Read more
If I take benadryl (diphenhydramine) every night to sleep and don't get any side effects like dry mouth, will taking hydroxyzine give me dry mouth? Bad taking everyday?
May be: Side effects are unpredictable, hydroxyzine is rather a stronger antihistamine than Benadryl, (diphenhydramine) you don't want to combine them unless under doctor's supervision. As for taking hydroxyzine daily, some do but again under doctor's advice and supervision. Tolerance can develop, meaning that you have to increase the dose to get the same effect, best wishes ...Read more
What are long term side effects of diphenhydramine antihistamines and do they lose effectiveness over time? K
Minimal: Diphenhydramine is the active ingredient in Benadryl (diphenhydramine) and has been around for a very long time. Like most antihistamines, there is not believed to be long term side effects. Losing effectiveness is less well studied, but with ongoing use there could be some development of tolerance or it could be that you are still being exposed to an allergen and that is why symptoms are not controlled. ...Read more
What side effects come from taking 1000mg of diphenhydramine HCL daily for 8 years? And how can I stop the itching after I've stopped taking them?
You need help: I hope you meant 100mg. If you're really taking 40 capsules of Benadryl (diphenhydramine) a day, and even if you're only taking 4 capsules a day, you need to see a board certified allergist for help. Even if the underlying cause of the itching can't be found, there are better ways to control it ...Read more
Benadryl (diphenhydramine) sedation: If Benadryl (diphenhydramine) (diphenhydamine) causes sedation, don't take it. In some states, driving under the influence of a sedating medication can get you into as much trouble as driving drunk. Try the otc meds fexofenadine (allergra), or Loratadine (claritin). Tip: generic lotatadine is available from costco or sam's club for about $12.00 for 365 tablets. They are tasteless and chewable for kids 1/2 = 5mg. ...Read more
Many side effects: The Diphenhydramine can cause sleepiness, dry mouth, problems urinating. It can also raise up your blood pressure. Phenylephrine can cause higher blood pressure, speed up your heart rate (pulse rate). Cause palpitations, rapid heart beat. It can also make you feel nervous and anxious. It can also cause dry mouth. Using more that 3 grams of acetominophen per day is bad for your kidneys and liver. ...Read more