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Doctor insights on: Antihistamine Shot Side Effects

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Allegra-d side effects?

Allegra-d side effects?

Insomnia, jitters: Allegra d contains 2 drugs. Fexofenadine usually has few side effects, but can be drying to the nasal membranes and mouth, and can have side effects, so check further if you have some. The d portion, on the other hand, is sudafed, and it commonly causes jitters, insomnia, fast heart rate, nausea and headache. It can raise the blood pressure and cause arrhythmias. ...Read more

Dr. Paul Carter
671 doctors shared insights

Antihistamine (Definition)

Sedating and non-sedating antihistamines prevent and treat allergic reactions, and are ...Read more


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Side effects of benadryl (diphenhydramine)?

Side effects of benadryl (diphenhydramine)?

Dried up and sleepy: Why would you want to take benadry (the brand name for diphenhydramine) long term? Fagetaboutit. Side effects are drying of mucous membrane, drowsiness, fatigue, difficulty urinating... ...Read more

Dr. Amy Shah Dr. Shah
2 doctors agreed:
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Side effects from claritin (loratadine)?

Dr. Amy Shah Dr. Shah
2 doctors agreed:
Side effects from claritin (loratadine)?

Feeling tired: Fatigue is the most common side effect followed by abdominal pain, headache and dry mucous membranes. More rare but serious side effects include allergic reaction/anaphylaxis, bronchospasm or liver toxicity. ...Read more

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Side effects of levocetrizine+montelukast?

Side effects of levocetrizine+montelukast?

Rare: Most of the side effects from levocetirizine is drowsiness (5% or so), montelukast is quite safe although a rare individual may complain of insomnia and even nightmare. ...Read more

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Claritin (loratadine) side effects?

Claritin (loratadine) side effects?

Pretty rare: Drowsiness & fatigue are reported by ~2% of users. Headache, abdominal pain, sore throat, diarrhea have been reported. Rare but reported side-effects include liver damage, seizures, & low platelet counts. I have been in practice for 29 years and have occasionally seen drowsiness, headache and abdominal pain associated with Claritin (loratadine) but none of the others so far and its a very commonly used drug. ...Read more

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Strange side effects of benadryl (diphenhydramine)?

Strange side effects of benadryl (diphenhydramine)?

Several: The most common side effect of taking too much Benadryl (diphenhydramine) would be excessive drowsiness. Other possible side effects include dizziness, headache, constipation, urinary retention, and heart palpitations. ...Read more

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Side effects of clarinex (desloratadine)?

Side effects of clarinex (desloratadine)?

Sie effects: Dry mouth or throat, headache, fatigue, myalgias, nausea, dizzyness, the incidence of these side effects is low, often in the range of placebo or control medication. ...Read more

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Levocetirizine vs.Desloratadine side effects?

Levocetirizine vs.Desloratadine side effects?

Usually mild: Both are very good antihistamines. Desloratadine: headache, upset stomach, dizziness, sore throat, dry mouth, muscle pain, extreme tiredness, painful menstruation. Levocetirizine: sleepiness, tiredness, weakness, sore throat, dry mouth, fever, cough, nosebleed. ...Read more

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Infliximab steroid side effects?

Infliximab steroid side effects?

None: Infliximab or Remicade (infliximab) is not a steroid so you should not get steroid side effects directly from that medication. Remicade (infliximab) has its own potentially risks so make sure you are educated in its use and side effect potential. ...Read more

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Side effects of sudafed?

Side effects of sudafed?

Many: Possible side effects include fast or irregular heart beats, tremor, restlessness, insomnia, nausea, vomiting, feeling nervous, high blood pressure, and more. ...Read more

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Lupron (leuprolide) shot and side effects?

Lupron (leuprolide) shot and side effects?

Hot Flashes: By far, the most common side effect is hot flashes, because Lupron (leuprolide) causes a temporary menopause. Poor sleep resulting in emotional side effects or head ache are also common. A serious effect from long-term Lupron (leuprolide) is osteoporosis. Many of these side effects are reduced or eliminated with extra "add-back" hormones. Some women have no side effects at all. ...Read more

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Long term side effects of effects of anti allergics (zyrtec)?

Long term side effects of effects of anti allergics (zyrtec)?

None: There have been no reported long-term side effects from use of zyrtec (cetirizine) in a trial involving toddlers and children with eczema, who were treated with zyrtec (cetirizine) for for years daily, and then there was an extension out to six years of total treatment. ...Read more

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Side effects of flovent?

Side effects of flovent?

See below: Most commonly, hoarse voice, thrush (yeast infection in the mouth), dry mouth; flu; headache; nasal discharge; runny nose; sinus swelling; sore throat; stuffy nose; upper respiratory tract infection. ...Read more

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Side effects of taking two claritin (loratadine)?

Side effects of taking two claritin (loratadine)?

Not much: Many people are prescribed antihistamines at greater than standard doses to treat various conditions. Taking two of the standard 10mg tablets should not do much other than possibly make you sleepy. If you are going to take two don't drive or plan on working after you take them. ...Read more

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Side effects of promethazine hydrochloride?

Side effects of promethazine hydrochloride?

Seizures.: Common side effects of this antihistamine include, tardive dyskinesia, confusion in the elderly, drowsiness, dizziness, fatigue, vertigo, respiratory depression, constipation, euphoria, and short temper/irritability. Rare side effects include seizures, and neuroleptic malignant syndrome, a life-threatening neurological disorder. Because of capacity for more severe side effects, avoid in elderly. ...Read more

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Toradol side effects?

Toradol side effects?

Mostly GI: Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat. Less serious side effects include: •upset stomach, mild nausea or vomiting, diarrhea, constipation; •mild heartburn, stomach pain, bloating, gas; •dizziness, headache, drowsiness; •sweating; or •ringing in your ears. ...Read more

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Side effects of oraboline?

Steroid sideeffects: Oraboline is an anabolic steroid and has the same side effects as steroids. Furthermore, i dont know if its any longer available in the us. ...Read more

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Side effects of prednisolone for asthma?

Side effects of prednisolone for asthma?

Several: Prednisolone is usually given to patients with an acute asthma exacerbation that is not improving with bronchodilators and inhaled steroids alone. The general course is 3 - 7 days. Over that period of time one can expect possible side effects to include: emotional lability, increased appetite, weight gain (mainly from water retention), aggressive behavior. Not everyone experiences any or all these. ...Read more

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What are the side effects of using antihistamines?

What are the side effects of using antihistamines?

Few: There are no long term adverse effects from using antihistamines. Short term sides effects are typically from older antihistamines such as Benadryl (diphenhydramine) that can cause drowsiness and delayed reaction time. New generation antihistamines such as claritin, clarinex, zyrtec, xyzal and Allegra are generally very well tolerated. No dependence and few if any drug interactions. ...Read more