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Doctor insights on: What Is The Difference Between An Adverse Drug Reaction And Side Effect

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What is the difference between an adverse drug reaction and side effect?

What is the difference between an adverse drug reaction and side effect?

Same thing: It's the same thing - just two different terms. Some side effects could be beneficial and so not an "adverse" reaction but the terms refer to the same effect - unintended consequences (good or bad) of a therapy. ...Read more

Drug Reaction (Definition)

A drug reaction is an unintended health consequence of taking a medication. This includes known pharmacological side effects as well as known idiosyncratic effects. Drug allergy is a bit different and involves suspected immunologic response to the drug. An allergy can involve hives, anaphylaxis, angioedema, itchy or blistering rash, joint pain, blood disorders ...Read more


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What is the main difference between adverse drug reaction and side effect of drug. Explain it.

What is the main difference between adverse drug reaction and side effect of drug. Explain it.

Adverse drug reactio: Adverse drug reaction refers to harm associated with the use of a drug at a normal dosage during normal use. Side effect refers to effect of a drug which may be beneficial. ...Read more

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What's the difference between adverse drug event and drug reaction ?

What's the difference between adverse drug event and drug reaction ?

Drug reaction/event: A simple answer is that a drug event may be a listed side effect of the medication (such as fatigue, diarrhea, dizzyness) and may not be a reason to stop the medication. An adverse reaction is a reason to stop the medication and frequently involves an immune response or a response that is a danger to the patient. ...Read more

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I had an adverse drug reaction once and they gave me antiallergy immediatelly..Is there any tests I should run to know wut s the allergen ?

Adverse Drug Reactio: Your doctor should be able to tell you which medication caused the adverse reaction. You should not take that medication again. The adverse reaction could be worse the second time you take the drug. ...Read more

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What is the difference between adverse reaction, side effect and an allergy?

What is  the difference between adverse reaction, side effect and an allergy?

Different reaction: Assuming this is about medications: and adverse side effect would be a reaction that occurs after taking a medication regardless of the cause of the reaction. An allergy is a specific type of adr, that is allergy antibody mediated can be expected to occur everytime the medication is taken. ...Read more

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Are there any adverse reaction or side effect when ingesting mineral oil?

Are there any adverse reaction or side effect when ingesting mineral oil?

No except if : Taken in excess may cause diarrhea for a few days. It's a great lubricant for the bowel, but not for daily use. ...Read more

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How do i prevent the adverse effect of my anti TB drugs? Is feeling a bit weak a normal side effect?

How do i prevent the adverse effect of my  anti  TB drugs?  Is feeling a bit weak a normal side effect?

TB: The side effects depend on the drugs you are on. Most regimens include INH and RMP along with 2 others for a length of time. Manta in adequate nutrition and calories intake and have your labs checked. Fatigue may or may not be he medications but TB depending on the site of involvement. Talk to your MD as to how to follow you for side effects. Best of luck ...Read more

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S brown mostly black stool an adverse effct of 48hrs after endoscopy & flexsigmoidoscopy ? Or side effect of med metronidazole and dexilant (dexlansoprazole)? Shd i wry

S brown mostly black stool an adverse effct of 48hrs after endoscopy & flexsigmoidoscopy ? Or side effect of med metronidazole and dexilant (dexlansoprazole)? Shd i wry

Yes, time to worry: Dark-colored stools may result from iron supplements, foods you eat (like a lot of spinach), substances (like peptobismol), but most significantly suggests bleeding. When blood is denatured by acid in your stomach, as from ulcers, stools will turn tarry ("melena"). Blood may also be ingested from nose bleeds, bleeding gums... Persistent melena, particularly after a GI procedure, needs evaluation. ...Read more

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I am prone to tiny hives, so each time i take any pills, it is hard to know if i'm seeing my usual hives or having a drug reaction. How to tell?

I am prone to tiny hives, so each time i take any pills, it is hard to know if i'm seeing my usual hives or having a drug reaction. How to tell?

Hives: Stay off of pills for a few days. Record the hives you are getting without the pills by taking pictures. Restart the pills and compare photos . That way you may be able to distinguish the various types of hives. ...Read more

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What syms would I have if allergic to nsaids? I'm a chronic hive sufferer, & get hives w nsaids, but no other sym's. My usual hives, or drug reaction?

A drug reaction: If you have chronic recurrent hives (also called chronic urticaria), that is one entity, which often has no obvious cause and can be very difficult to treat (allergist, dermatologist or immunologist area). But if you get hives after taking a non-steroidal antiinflammatory drug, then you are allergic to nsaids-stop taking them; you may get a severe, life-threatening reaction one time. ...Read more

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Does developing petechiae from drug reaction on arms and/or legs mean getting brain bleed simultaneously?

Does developing petechiae from drug reaction on arms and/or legs mean getting brain bleed simultaneously?

No: petechiae from drug reaction don't indicate bleeding, can be inflammation of the inner lining of capillaries, and petechiae due to minor bleeds from capillaries in certain area don't indicate brain bleed ...Read more

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What are the signs and symtoms of major drug reaction?

What are the signs and symtoms of major drug reaction?

Several: An anaphylactic reaction will result in difficulty in breathing, swelling of the throat and other mucous membranes and a rash. Other symptoms include rashes, fever, generalized aches and pains, swollen joints, fatigue. Internally such organs as the kidneys and liver can be affected causing abdominal and back pain. ...Read more

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What is the definition or description of: drug reaction?

What is the definition or description of: drug reaction?

Drug reaction: A drug reaction is an unintended health consequence of taking a medication. This includes known pharmacological side effects as well as known idiosyncratic effects. Drug allergy is a bit different and involves suspected immunologic response to the drug. An allergy can involve hives, anaphylaxis, angioedema, itchy or blistering rash, joint pain, blood disorders and even organ failure. ...Read more

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Where can I report a drug reaction, I think should be removed from the market! Depo-Provera provera (medroxyprogesterone) is poison! ?

Where can I report a drug reaction, I think should be removed from the market! Depo-Provera provera (medroxyprogesterone) is poison! ?

See below: The fda's adverse events reporting system (aers) is for healthcare professionals (doctors, nurses) & consumers (you) to report any problems with meds to the fda after it has been released. Info: http://www.Fda.Gov/drugs/guidancecomplianceregulatoryinformation/surveillance/adversedrugeffects/default.Htm submit: https://www.Accessdata.Fda.Gov/scripts/medwatch/medwatch-online.Htm. ...Read more

Dr. Patricia Foster
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Side Effect (Definition)

In medicine, a side effect is an effect, whether therapeutic or adverse, that is secondary to the one intended; although the term is predominantly employed to describe adverse effects, it can also apply to beneficial, but unintended, consequences of the ...Read more