Common "Antihistamines" queries answered by top doctors | iCliniq


Antihistamines are drugs used to treat allergic symptoms like sneezing, itchy eyes, watery eyes, hives, runny nose, and blocked nose. Some antihistamines are also used for motion sickness, vomiting, dizziness, anxiety, Parkinson's disease, and sleep problems. Fexofenadine, Hydroxyzine, Diphenhydramine, Chlorpheniramine, Loratadine, and Levocetirizine are a few examples of antihistamines.

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I am suffering from allergic rhinitis. Please help.

Query: Hello doctor, I have been experiencing this bothersome condition my doctor refers to as allergic rhinitis for a while now. Lately, it has been particularly severe, especially affecting my eyes. They itch incessantly, and I find myself rubbing them constantly. The inner corners feel inflamed, and by ...  Read Full »

Dr. Canumalla Balachandra

Answer: Hello,Welcome to understand your concern. Based on the description of your symptoms, it seems you have allergic conjunctivitis. I would appreciate clarification regarding your age, as you mentioned 41 in one instance and 30 in another. Generally, allergic conditions tend to stabilize b...  Read Full »

How do I overcome my squid allergy?

Query: Hello doctor,I ate squid, and I am allergic to it. What medicine should I take? I also had a similar experience two years ago after eating squid. I took Cetirizine both times, but I still have itchy spots after a day.Thank you.  Read Full »

Dr. Chibitam Hope Obia

Answer: Hello, Welcome to I read your query and can understand your concern. Regarding your symptoms, I believe you have developed a treatment failure from your allergic reaction. I suggest you take the following medications mentioned below: Two tablets of Dexamethasone (glucocorticoid) (4 m...  Read Full »

What causes intermittent frontal, occipital and parietal upper sinus pain with dizziness?

Query: Hi doctor, My mother, 72 years old, is having intermittent frontal, occipital, and parietal upper sinus pain and pressure with dizziness. I took her to the ER last week because she was having dizziness blurred vision and pain. They did a CT scan and it came back negative for any lesions. What can I ...  Read Full »

Dr. Shyam Kalyan. N

Answer: Hello, Welcome to I am giving you some suggestions in the wake of the conversation we had. The symptoms are not classical of ENT sinus headache. It appears more neurological. Meclizine is a strong antihistaminic with anti-vertigo properties based on its central nervous system depressa...  Read Full »

Why do I have itchy bumps on my arms after going in yards?

Query: Hello doctor,Prior to all of this, I had been working in a few yards with my father, hauling branches, grass, trees, and junk to the junkyard. I wore short sleeves every time, and I did notice some itching then, but I was not paying attention if there were bumps. Then, a week or so later, I started ...  Read Full »

Dr. Suvash Sahu

Answer: Hi, We welcome you to icliniq family. I appreciate the confidence you place in me for your healthcare consultation. I have reviewed the attached image (attachment removed to protect the patient’s identity). With your descriptions and the given picture, it seems you have irritant contact dermati...  Read Full »

Will Benadryl help an eye infection?

Query: Hello doctor, I have had an eye infection for the last 48 hours. My left eyelid over my eye has been swollen, watery, red, and is constantly tearing. I am not sure whether it is an insect that bit me near my left eye or a minor foreign object that went into my left eye or exchanging pillows with my ...  Read Full »

Dr. Shachi Dwivedi

Answer: Hello, Welcome to This is allergic conjunctivitis. I suggest you continue with the antihistamine tablet for five days and start eye drop Moxifloxacin with Ketorolac thrice daily, Bepotastine eye drop twice daily, and eye ointment containing Chloramphenicol and Polymyxin B at bedtime f...  Read Full »

I have hives recurring on my thighs. How to treat it?

Query: Hi doctor, I have had hives for a month. They are recurring in my feet, left leg, underarms and face. The rash is in one or more of those places every day. My left thigh has remained inflamed and covered with hives. I have kept a photo diary. I have seen a local dermatologist who did a punch biopsy....  Read Full »

Dr. Rakesh Kumar Bahunuthula

Answer: Hi, Welcome to Your history, clinical description and histopathology (attachment removed to protect patient identity) are most likely suggestive of urticaria. Urticaria is an immediate hypersensitivity reaction of the skin to various common triggers such as insect bites, infective foc...  Read Full »

Does vasoconstriction occur due to an allergy to antihistamines?

Query: Hi doctor, I am having major vasoconstriction problems. I would like to know if my daily antihistamines intake is causing this problem. I am taking Loratadine and Fexofenadine hydrochloride daily for allergies.  Read Full »

Dr. Naval Mendiratta

Answer: Hi, Welcome to I would like to know in detail, what you mean by vasoconstriction problems? Is it affecting your hands or your feet or anywhere in the nasal bed? Do you experience any bluish discoloration of the nails or hands? Do you have any pain in the hands or feet? Do you have ul...  Read Full »

Why am I having itchy rashes and bumps on my skin at the time of periods?

Query: Hi doctor, I am a 31 year old female. I have rashes and bumps, that itch and look like they are big bites, but they are not. They come and go in different places and are more frequent around the time of my periods. I have had these bumps for seven months now. I am attaching a picture, what are these...  Read Full »

Dr. Shaikh Sadaf

Answer: Hello, Welcome to I just read your query and saw the attachment provided by you (attachment removed to protect patient identity), and it appears that you have urticaria or hives in simpler terms. These usually occur when your immune system is a bit low such as during your periods, af...  Read Full »

I have had recurring chronic colds and sneezing. Please help.

Query: Hello doctor, I am a 32-year-old male, and for the past three months, I have been experiencing recurrent cold and sneezing. These symptoms typically last for around two days before gradually resolving, but they keep coming back every month. Currently, I am using antihistamines to manage the symptoms...  Read Full »

Dr. Bhadragiri Vageesh Padiyar

Answer: Hello, Welcome to Thank you for sharing your concerns. Based on the information provided, it appears that your recurring symptoms are likely due to severe allergic rhinitis, possibly associated with sinusitis. I will simplify the chain of events leading to your symptoms: When you ar...  Read Full »

How to know whether I am allergic to mango or not?

Query: Hello doctor, I have mango allergy, and I am wondering if mango concentrate can cause an allergic reaction. I had mango juice, and I did not break out at all, but last year I had an allergic reaction that was from mangoes or peel, that were hives and swelling. Before I turned 18, I was eating mangoe...  Read Full »

Dr. Arun Kaushik. R

Answer: Hello, Welcome to You need to identify which part of the mango are you allergic to and avoid it. Is it the juice or for the peal? Also, any particular variety of mango needs to be identified like banganapalli, alphonso, etc. If recurring with all the variety of mangoes then try to avo...  Read Full »

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