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Other antimalarials like amodiaquine, halofantrine, and hydroxychloroquine have also been linked to pruritus, albeit less frequently and to a lesser extent. [2] Another class of medications known to occasionally cause itching is known as serotonin reuptake inhibitors. [3] Itching is one of the most frequent adverse effects of opioid therapy. [4]
Dermatographic urticaria is sometimes called "skin writing", as it is possible to mark deliberate patterns onto the skin. The condition manifests as an allergic-like reaction, causing a warm red wheal to appear on the skin. As it is often the result of scratches, involving contact with other materials, it can be confused with an allergic ...
692.3 Contact dermatitis and other eczema due to drugs and medicines in contact with skin; 692.4 Contact dermatitis and other eczema due to other chemical products; 692.5 Contact dermatitis and other eczema due to food in contact with skin; 692.6 Contact dermatitis, due to plants; 692.7 Contact dermatitis and other eczema due to solar radiation ...
Some medications, like opioids and certain other drugs, induce urticaria by directly acting on mast cells, triggering histamine release. [2] Non-steroidal anti-inflammatory drugs (NSAIDs) contribute uniquely to urticaria by inhibiting the COX-1 pathway, leading to increased production of leukotrienes , vasodilators implicated in edema and ...
Generic 100 mg doxycycline capsules A package of generic doxycycline. In addition to the general indications for all members of the tetracycline antibiotics group, doxycycline is frequently used to treat Lyme disease, chronic prostatitis, sinusitis, pelvic inflammatory disease, [13] [14] severe acne, rosacea, [15] [16] [17] and rickettsial infections. [18]
The symptoms of DRESS syndrome usually begin 2 to 6 weeks but uncommonly up to 8–16 weeks after exposure to an offending drug. Symptoms generally include fever, an often itchy rash which may be morbilliform or consist mainly of macules or plaques, facial edema (i.e. swelling, which is a hallmark of the disease), enlarged and sometimes painful lymph nodes, and other symptoms due to ...
The reaction is also seen in the other diseases caused by spirochetes: Lyme disease, relapsing fever, and leptospirosis. [4] There have been case reports of the Jarisch–Herxheimer reaction accompanying treatment of other infections, including Q fever, bartonellosis, brucellosis, trichinellosis, and African trypanosomiasis. [3]
Perianal cellulitis manifests as multiple symptoms that are inconsistent with a systemic disease. The most notable feature is a very distinct redness around the anus, and other signs of inflammation which can include swelling and itching at the site. [4] Other associated symptoms with perianal cellulitis include pain when defecating and