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Benadryl and Hydroxyzine

Compare Side Effects

% of total side effects reported by users. DISCLAIMER: ALL DATA PROVIDED AS-IS. Data Source: openfda.gov.
Side EffectBenadrylHydroxyzine
NAUSEA3.7% 3.1%
FATIGUE3.3% 2.6%
DYSPNOEA3.3% 2.3%
HEADACHE2.6% 2.3%
COMPLETED SUICIDE0% 2.6%
PRURITUS2.5% 2.2%
DRUG INEFFECTIVE2.1% 2.5%
VOMITING2.4% 2.2%
RASH2.4% 1.9%
PAIN2.3% 2.3%
INFUSION RELATED REACTION2.3% 0%
DIARRHOEA2.1% 2.2%
OFF LABEL USE2% 1.1%
DIZZINESS1.9% 1.8%
URTICARIA1.9% 1.3%
PYREXIA1.8% 1.5%
ANXIETY1.4% 1.8%
TOXICITY TO VARIOUS AGENTS0.5% 1.8%
DEATH1.7% 1.6%
ASTHENIA1.6% 1.4%
INSOMNIA1.3% 1.6%
MALAISE1.4% 1.5%
DEPRESSION1% 1.5%
ARTHRALGIA1.4% 1.2%
FALL1% 1.4%
HYPERSENSITIVITY1.4% 0.7%
COUGH1.3% 1%
FLUSHING1.3% 0%
CHEST PAIN1.2% 1.2%
PAIN IN EXTREMITY1.2% 1.1%
BACK PAIN1.2% 1.1%
PNEUMONIA1% 1.2%
HYPERTENSION0.8% 1.2%
ERYTHEMA1.2% 0.7%
CHILLS1.2% 0.6%
CARDIAC ARREST0% 1.2%
WEIGHT DECREASED1.1% 1.1%
HYPOTENSION1.1% 1.1%
ABDOMINAL PAIN1.1% 1.1%
SOMNOLENCE1.1% 1%
WEIGHT INCREASED0.8% 1.1%
CONDITION AGGRAVATED0.5% 1.1%
FEELING ABNORMAL1% 0.9%
TREMOR0.9% 1%
ANAEMIA0.8% 1%
CHEST DISCOMFORT1% 0%
CONSTIPATION0.9% 0.9%
DECREASED APPETITE0.9% 0.9%
DRUG HYPERSENSITIVITY0.9% 0.8%
PARAESTHESIA0.9% 0.6%
CONFUSIONAL STATE0.6% 0.9%
BLOOD PRESSURE INCREASED0.9% 0.6%
OVERDOSE0.5% 0.9%
DEHYDRATION0.8% 0.8%
OEDEMA PERIPHERAL0.8% 0.8%
MUSCLE SPASMS0.8% 0.8%
ABDOMINAL PAIN UPPER0.7% 0.8%
HYPOAESTHESIA0.8% 0.6%
DRUG DOSE OMISSION0.5% 0.8%
CARDIO-RESPIRATORY ARREST0% 0.8%
DRUG INTERACTION0% 0.8%
PRODUCT USE ISSUE0.8% 0%
RESPIRATORY ARREST0% 0.8%
DRUG ABUSE0% 0.8%
HYPERHIDROSIS0.7% 0.6%
URINARY TRACT INFECTION0.6% 0.7%
GAIT DISTURBANCE0.6% 0.7%
LOSS OF CONSCIOUSNESS0.7% 0.6%
HEART RATE INCREASED0.7% 0%
SUICIDAL IDEATION0% 0.7%
DIABETES MELLITUS0% 0.7%
MYALGIA0.6% 0.6%
VISION BLURRED0.5% 0.6%
SINUSITIS0.5% 0.6%
DYSPHAGIA0.6% 0.5%
TACHYCARDIA0.6% 0.5%
RENAL FAILURE0.4% 0.6%
ASTHMA0.4% 0.6%
CONVULSION0.4% 0.6%
CEREBROVASCULAR ACCIDENT0% 0.6%
PSORIASIS0% 0.6%
PALPITATIONS0.6% 0%
POISONING0% 0.6%
MYOCARDIAL INFARCTION0% 0.6%
ABDOMINAL DISCOMFORT0.5% 0.5%
INJECTION SITE PAIN0.5% 0.5%
HAEMOGLOBIN DECREASED0.5% 0.5%
MUSCULAR WEAKNESS0.4% 0.5%
SEPSIS0.4% 0.5%
PULMONARY EMBOLISM0.4% 0.5%
INJURY0.4% 0.5%
MEMORY IMPAIRMENT0% 0.5%
INTENTIONAL OVERDOSE0% 0.5%
INFECTION0% 0.5%
INCORRECT DOSE ADMINISTERED0% 0.5%
CELLULITIS0% 0.5%
AGITATION0% 0.5%
BRONCHITIS0% 0.5%
PANCREATITIS0% 0.5%
CARDIAC FAILURE CONGESTIVE0% 0.5%
RENAL FAILURE ACUTE0% 0.5%
BALANCE DISORDER0% 0.5%
BLOOD GLUCOSE INCREASED0% 0.5%
SUICIDE ATTEMPT0% 0.5%
GASTROOESOPHAGEAL REFLUX DISEASE0% 0.5%
TYPE 2 DIABETES MELLITUS0% 0.5%
NASOPHARYNGITIS0.5% 0%
MIGRAINE0.5% 0%
ALOPECIA0.5% 0%
OXYGEN SATURATION DECREASED0.5% 0%
WHITE BLOOD CELL COUNT DECREASED0.5% 0%
DISEASE PROGRESSION0.5% 0%
PERIPHERAL SWELLING0.5% 0%
ANAPHYLACTIC REACTION0.5% 0%
PRODUCT QUALITY ISSUE0.5% 0%
SWELLING FACE0.5% 0%
OROPHARYNGEAL PAIN0.5% 0%
THROAT TIGHTNESS0.4% 0%
THROMBOCYTOPENIA0.4% 0%
PLATELET COUNT DECREASED0.4% 0%
DEEP VEIN THROMBOSIS0.4% 0%
FEELING HOT0.4% 0%
SWELLING0.4% 0%
CONTUSION0.4% 0%
BLOOD PRESSURE DECREASED0.4% 0%
NEUROPATHY PERIPHERAL0.4% 0%
WHEEZING0.4% 0%

New treatments are found every day. View current Benadryl research studies and Hydroxyzine clinical trials


Top 5 Benadryl Reported Side Effects

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Top 5 Hydroxyzine Reported Side Effects

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Patient Forum

Recent Comments and Reports

Can I die from taking this many. Is it physicly addicting? Sorry about my spelling.

Can you take this medicine with glaucoma

Convulsions and seizures sometimes for up to a week and a half at a time

Does taking too much benadryl cause a person to fall asleep and not wake up?

Hi i like know about heavy dosage of benadryl side effects can anybody please give feedback waiting for positive response regards vijay

Hydroxozine hcl is working great to calm my nerves. But, I'm trying to decide if the joint pain is worth it. I believe I have a tic disorder, not anxiety. I've only had one dr visit and they are treating anxiety. But if I don't take roughly, 1200mg o

I loved these strips. I have had allergic reactions to my own allergy shots. After waiting at the Dr.'s office for 15 minutes after my allergy shot, I leave to go shopping. Sometimes I can feel a little thickening in my throat, similar to when I'v

I take up to 50 Benadryl a day. How many should I take? I like how it makes me feel.

I've noticed that it when I am with my partner it makes me sensitive, but I am not able to be aroused. Is anyone else having the same issue. I've been taking it for alergies since I was a teenager. Its the only thing that has ever worked for me.

It was given to me in a hospital through emergency room, for nauseau. Nusrse said that they use it for that as well. Is true and can it be usedat home for the same?

My son is allergic to children's Benadryl. It causes him to develop eye infections (conjunctivitus).

**The reason i reccomend 300-350mg is because i did that ammount 2 times with benadryl and it wasnt the best but i dont think it was horrible, and the second time i did 325mg and mixed it with weed and a few mood helper pills i found at my sisters ho

11.0 years of age, on May 11, 2011, received the varicella injection.. Patient has a pink-ish circle around injection sight. Looking at about 2in x 3in circle... Is red and puffy. Returned to the doctor on May 13, 2011. Patient received Benadryl and

A few days ago i took 450 mg of diphenhydramine in sleeping pills, i know it is extremely stupid and i regret it 100%, first off when i took it i was very stoned and i thought they were benadryl because all i read was the diphenhydramine, about a hal

Age 11, tdap vaccine at 4:00pm. Started suffering from aches and pains and low grade fever by 7:00pm and a swollen eye. Skin looked white and eye was watery and uncomfortable. Treated with ice and benadryl.

Broke out in hives and itching for hours even benadryl wouldn't help

Day 9 post op of being swabbed with chloraprep, rash, swelling of neck, face and lips, 1 day of benadryl and then 6 days of prednizone. Day 1 today after prednisone and rash is popping back out justa s red and angry as day 1 but no swelling

Does taking too much benadryl cause a person to fall asleep and not wake up?

Drawsy, Tiredness, Fatigue. It is bad as Benadryl (cold medisine you take before go to bed)

Hi i like know about heavy dosage of benadryl side effects can anybody please give feedback waiting for positive response regards vijay

I had surgery 3-9-10 and swabbed down with chloraprep on neck area and jaw. By Thursday had rash on this area and upper chest and swelling in face. Treated w/ benadryl every 4 hrs on Thurs per surgeon's request.&nbsp