Skin Allergies Caused By Medication

The drug is researched and manufactured to cure diseases. However, besides its medicinal effects, the drug may cause undesirable effects. Drug allergy is one of the side effects of the drug. Drug allergy is manifested by a number of clinical symptoms in people taking certain medications, which are very common in dermatology.
Some skin manifestations of common drug allergies, which we need to be aware to promptly notify the doctor for appropriate treatment

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Erythema: Is a rash or measles rash, small as a pin on the body and can be joined together to form plaques, patients often itch, time to appear after taking the drug is usually about 1 week and persists at coming a few weeks. These allergenic drugs such as ampicillin, amoxycillin, cotrimoxazole, cefaclor . .




Urticaria: These are edematous, pruritic papules. Can combine with angioedema, eyelid edema, lip. Usually manifests itself soon after taking the drug and persists for about 24 hours or longer depending on the type of allergen.
Common allergens such as antibiotics, especially penicillin, non-steroidal anti-inflammatory drugs (NSAIDs), including aspirin, etc.
Scaly dermatitis
A rare form of desquamation and generalized pruritus. The disease can be severe and can be life threatening. This form usually appears about a week after taking the drug and lasts for 3-4 weeks
Common allergens include allopurinol, antimalarial drugs, carbamazepine, penicillin and sulfonamide.




Skin sensitive to light: Normal skin is not sensitive to light. When using some common drugs such as non-steroidal anti-inflammatory drugs, ciprofloxacin antibiotics, tetracycline, antifungal griseofulvin ... the skin becomes more sensitive to light and is damaged such as: red skin like burns, tan, black skin or skin pigmentation ...
Position in exposed skin areas such as the face, neck, back of hands, instep.



The degree of damage depends on the dose used and the time of exposure to the sun.
Cutaneous vasculitis: An inflammation of the skin capillaries caused by drugs such as ACE inhibitors, NSAIDs, sulfonamide and thiazide diuretics.
Dermatologic manifestations are palpable purpura on the skin surface. In addition, the drug can cause vasculitis and cause more danger to the patient.
Not only oral medications can cause allergies, but in dermatology, topical agents with the above drugs can also cause topical and systemic allergies such as oral administration.
Therefore, it is necessary to use the medicine according to the instructions of the therapist and monitored and cared for as necessary to minimize the adverse reactions of the drug..

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