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Doctor insights on: What Will Happen If I Took An Expired Store Brand Allergy Pill

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What will happen if I took an expired store brand allergy pill?

What will happen if I took an expired store brand allergy pill?

Probably nothing: It's not good to take expired medicines, as they may have lost some potency and might not work as well. In most cases though, they are not likely to be harmful to you. For allergy pills, there should be no harm, but they might not work. ...Read more

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Dr. John Chiu
2,586 doctors shared insights

Allergies (Definition)

Allergies occur when your immune system is triggered by envirionmental factors it should ignore--for example, pollen in the air, or dander on a cat or dog--and creates cells to fight against them. An allergic reaction typically causes itching, congestion, or drainage, and ...Read more


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Can I take expired allergy pill. It expired sept 2011?

Can I take expired allergy pill. It expired sept 2011?

Not unsafe...: But probably less efficacious. If you still want to take it, it will likely not harm you but may not work as well as an unexpired dose. ...Read more

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I'm worried because my allergy pills are expired , what do you suggest?

I'm worried because my allergy pills are expired , what do you suggest?

New prescription: Medication that has past the expiration date should be replaced. It's unlikely that antihistamines that are beyond expiration date are harmful, but the drug company cannot guarantee the potency. The longer the medication is past the expiration date, the more likely that it has lost some potency. ...Read more

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I took CVS brand allergy pill 10mg loratadine. Can I have alcohol now?

I took CVS brand allergy pill 10mg loratadine. Can I have alcohol now?

No: Better no, even if the loratadine doesn't sedate you, the combination is potentially harmful, causing additive CNS depression, you didn't mention how much alcohol too, take care ...Read more

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Will a allergy relief pill or an off brand of benedril affect my birth control shot? (Depo) please help!!

Will a allergy relief pill or an off brand of benedril affect my birth control shot? (Depo) please help!!

No: usually some antibiotics would, better ask whenever you use any other medicines while on hormonal contraception, if in doubt, use an extra method for birth control while using the other medicine, such as a barrier, good that you asked, and always exercise caution with multiple medications, ...Read more

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I recently purchased a store brand allergy relief in a form of capsules. The expiration date is 12/2015. Is it safe to take and is it still effective?

I recently purchased a store brand allergy relief in a form of capsules. The expiration date is 12/2015. Is it safe to take and is it still effective?

Expired : Drugs may still be effective or inactive due to the disintegration of the chemicals. Since the effectiveness is not certain it is advisable to use non expired drugs ...Read more

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Can I take Tylenol (acetaminophen) cold severe with store brand allergy medicine?

Can I take Tylenol (acetaminophen) cold severe with store brand allergy medicine?

Possibly, see below: It's always hard to tell with these combination products. The best thing to do is to look at the active ingredient list side-by-side. They're usually good at telling you what each ingredient does (cough suppressant, antihistamine, etc.). If two of the same ingredient are in each product - for example, two antihistamines - and especially if both products contain acetaminophen, do *not* take both. ...Read more

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I'm curious as to what would happen if i took 9 allergy pills?

I'm curious as to what would happen if i took 9 allergy pills?

Death: Take 9 allergy pills would be a significant overdose and should not be done. Depending on the antihistamine one may risk death. ...Read more

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What would happen if I took extra Benadryl (diphenhydramine) allergy pills?

What would happen if I took  extra Benadryl (diphenhydramine) allergy pills?

Perhaps, one: See prior answer for details about benadryl (diphenhydramine). An over the counter dose is 25 mg (the same dose they put in many 'sleep aides' like tylenol-pm, where the side effect of Benadryl (diphenhydramine) of drowsiness is the main ingredient). If taking it for typical allergies (runny nose, watery eyes, sneezing), could try one tablet. But there are better ones today with less side effects (zyrtec, allegra, claritin, etc). ...Read more

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Which will happen if you took 10 allergy pills at once?

Which will happen if you took 10 allergy pills at once?

Overdose: Depending on the type of allergy pills, you would become very drowsy. This would constitute an overdose, and requires medical attention. If contemplating doing this, please talk with someone: your doctor; your therapist; a friend; your family; call 911; or go to an er. If you have already done this, please go to an er now, but do not attempt to drive yourself. ...Read more

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What would happen if you took allergy pills if you didn't have any allergies?

What would happen if you took allergy pills if you didn't have any allergies?

Probably nothing: Most antihistamines are safe and effective when taken as directed so they probably would't cause a problem if you took them even when you weren't having an allergy problem. ...Read more

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What will happen if i overdose on allergy pills?

What will happen if i overdose on allergy pills?

Drowsiness,: It is believed that most people can tolerate up to 4 x the usual dose of antihistamine especially with the non-sedating ones. But you have taken 20 times the dose, the story may be different. ...Read more

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I took 15 allergy pills an hour ago.. Will i die?

I took 15 allergy pills an hour ago.. Will i die?

Very unlikely BUT...: Since i don't know what kind please call poison control at 1-800-222-1222. I don't know any allergy pills that are likely to cause a fatal overdose at that dose but the important question is why you took 15 pills. Were you hoping to die? Please see a psychiatrist or counselor as soon as possible for counseling around the issues that inspired you to take 15 allergy pills. ...Read more

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Could you tell me what happens when you overdose on allergy pills?

Could you tell me what happens when you overdose on allergy pills?

Depnds on med&amount: Excess decongestant can raise blood pressure to a dangerous level with resultant stroke, heart arrhythmia ( with possible death). Extremely high doses of older antihistamines can cause arrhythmias too much loratadine, Cetirizine causes sleepiness but not much else ( up to 4-6 times the normal dose). Fexofenadine doesn't have much experience at extremely high doses but animal data suggests safety. ...Read more

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What to do if i really want to stop taking my allergy pills what can happen to me?

Sneezing again: You could again be plagued with the same symptoms for which you are taking the allergy medications for in the first place. It really would be worthwhile to consult an allergist, find out exactly what the triggers are and then develop a game plan to best treat your allergies. ...Read more

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Help please. Could anything happen if i take allergy pills and I have no allergies?

Help please. Could anything happen if i take allergy pills and I have no allergies?

Yes: Your body develops a tolerance to certain medications and if you do not need to take them, then don't. Medications have side affects- including sleepiness. Why risk side affects by taking medication you may not need at this time? Medication is not candy and taking it should not be done lightly. Consult with your md further. ...Read more

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I have to take this medicine, but yesterday i found out I have been taking allergy pills instead. Will anything happen?

I have to take this medicine, but yesterday i found out I have been taking allergy pills instead. Will anything happen?

Probably not: Claritin (loratadine) and Allegra are non-sedating and have minimal side effects or drug interactions. Zyrtec is low-sedating. My main concern is that you would not be receiving the benefit of the medication you were supposed to take. ...Read more