Drug Allergy

Abnormal immune system reaction to any over-the-counter, herbal, or prescription medicine is called drug allergy. Based on how severe the allergic reaction is, it can result in skin rashes, hives, itching, swelling, shortness of breath, and fever, or severe life-threatening complications like anaphylaxis.

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After taking antibiotics for the flu, I got an extreme allergic reaction. Is this normal?

Query: Hi doctor, I recently had the flu that is going round. During it, my GP prescribed me Erythromycin because she thought that I had a bacterial infection in my throat. Whether or not she was right, I suffered an extreme allergic reaction to the antibiotic, which I had used before without side effects....  Read Full »


Dr. Rakesh Kumar Bahunuthula

Answer: Hi, Welcome to icliniq.com. During an episode of the flu, the rash is a very common manifestation. However, at times, it is very tough to differentiate if it is a viral rash or a drug rash because of allergy to the medication.Viral exanthems do follow a pattern in a few cases, and they subside on th...  Read Full »

Can Adderall tablets cause allergy?

Query: Hi doctor, I am a 22 year old male. My weight is 180 lbs and height is 5'10". I was prescribed a generic brand of Adderall 20 mg about a year ago. It truly has improved my lifestyle. Up until about two months ago everything was fine. I noticed that on the left side of my neck became red randomly. I...  Read Full »


Dr. Suvash Sahu

Answer: Hi, Welcome to icliniq.com. I have read your concern and I appreciate your effort for a detailed and meticulous history. Since you are on tablet Adderall 20 mg, which is Amphetamine, it can cause photoallergic cutaneous side effects. It is true that initially for a few months you have no suc...  Read Full »

How to treat Fluconazole allergy?

Query: Hello doctor, I am having an allergic reaction (hives) to Fluconazole. What can be done to reverse the side effect of this medication? I already went to the doctor over five times in the last three weeks. This is going on for four weeks. All the doctor does is give me itching medication. ...  Read Full »


Dr. Sagar Ramesh Makode

Answer: Hello, Welcome to icliniq.com. It can be a reaction to Fluconazole, but we should rule out other causes as well. As you mentioned that you are not responding to itching medicines like antihistaminics, you need to be started on steroids like Prednisolone. But before starting steroids, I suggest yo...  Read Full »

I restarted taking Fluoxetine for depression after stopping it for a while, and I am getting allergies now. Why?

Query: Hello doctor, I was on capsule Fluoxetine (SSRI) for just over six years for depression, but I decided to stop the medication last year as I thought I was now in a good position to deal with my issues drug-free, unfortunately, after a year, my issues resurfaced, so I decided to go back on the medica...  Read Full »


Dr. Seyedaidin Sajedi

Answer: Hello, Welcome to icliniq.com. The phenomenon that you described after the consumption of capsule Fluoxetine in your eye is compatible with an angle closure attack. It causes red eye, eye pain, headache around the ophthalmic area, tearing etc. Accordingly, I strongly recommend you not to use the ...  Read Full »

Can I take Carisoprodol as I am allergic to Ibuprofen?

Query: Hi doctor, I am allergic to Ibuprofen. Can I take Carisoprodol?  Read Full »


Dr. Shyam Kalyan. N

Answer: Hello, Welcome to icliniq.com. Carisoprodol is a muscle relaxant barbiturate compound. Do not use it if you are allergic to Meprobamate, Tybamate or Mebutamate or Carisoprodol itself. However, Ibuprofen allergy is not a contraindication for use of Carisoprodol as they are different line of...  Read Full »

I am allergic to Fentanyl, Propofol, and Versed. What are the alternatives?

Query: Hello doctor, I will be facing major surgery for stage three lung cancer contained in the left lobe. I am extremely allergic to Fentanyl, Propofol, and Versed. Are there any alternatives to these anesthetics? I am currently on Synthroid.  Read Full »


Dr. Sukhdev Garg

Answer: Hello, Welcome to icliniq.com. If you are allergic to these agents, I suggest you undergo a detailed allergy test with various agents so that you will be able to know which agents are safer for you. There are so many agents and techniques available nowadays in the field of anesthesia. If you are a...  Read Full »

Why do I have fever and stomach pain after taking an alpha blocker for prostatitis?

Query: Hello doctor, I have had stomach pain since ten days after taking an alpha blocker for prostatitis. I have taken only one capsule, Alfuzosin 10 mg. However, I have stomach pain and fever that is not subsiding since then. Also, the skin on my fingers is getting peeled. Kindly advise.   Read Full »


Dr. Ghulam Fareed

Answer: Hello. Welcome to icliniq.com. I understand your concern. There are two possibilities for your symptoms. Either a drug reaction or allergy, or prostatitis itself that is causing fever. However, if the symptoms have started after taking medicine, it can be a drug allergy. You must not take medicat...  Read Full »

I have PIH after erythema multiforme. What can I apply to let the pigments fade?

Query: Hello doctor, I had erythema multiforme because of drug allergy and currently left with post inflammatory hyperpigmentation. How long will it last and how and what should I do or apply to let the pigments fade? I have my liver, biopsy test, and I need someone to explain the results.  Read Full »


Dr. Shanza Ikram

Answer: Hi, Welcome to icliniq.com. I have gone through the pictures (attachment removed to protect patient identity). Your lesions are not only hyperpigmented (which shows the healing phase) but they are still erythematous (which shows the active phase). So, right now you should not worry about the pigm...  Read Full »

I have got allergic reaction to Doxycycline. Please help.

Query: Hello doctor, I had an allergic reaction to Doxycycline and broke out with hives and skin rashes. What can I do to clear it up?  Read Full »


Dr. Syed Shakeel Akthar

Answer: Hi, Welcome to icliniq.com. The presented photograph is not hives (attachment removed to protect patient identity). It is chronic dermatitis. It has nothing to do with Doxycycline. You need a medium potency Corticosteroid cream like Betamethasone valerate 1 % twice daily for two weeks with an anti...  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 icliniq.com. 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 any pain in the hands or feet? Do you have ulcers any...  Read Full »

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