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Doctor insights on: Phototoxicity

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I read that carrots and parsnips can cause phototoxic reactions like a sunburn. Is this with raw carrots and parsnips, or cooked ones, or both?

I read that carrots and parsnips can cause phototoxic reactions like a sunburn.  Is this with raw carrots and parsnips, or cooked ones, or both?

Phytophotodermatitis: There are certain plants like parsnips, celery, lime and many others that contain natural furocoumarins (psoralens & angelicins) that after ingested can cause blistering skin reactions and sunburns if the skin is exposed to sunlight or a tanning bed (with uva light). Raw or cooked, they can cause the reaction either way. These plants are members of the apiaceae, rutaceae and moraceae families. ...Read more

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If carrots and parsnips can cause phototoxic reactions like a sunburn, does it happen after you get the juices onto your skin, or after you eat them?

If carrots and parsnips can cause phototoxic reactions like a sunburn, does it happen after you get the juices onto your skin, or after you eat them?

Photosensitive plant: Photosensitivity can also result from touching or eating other plants, including celery, dill, fennel, fig, lime, parsley, and parsnip, as well as arnica, artichoke, chrysanthemum, dandelion, lettuce, endive, marigold, and sunflower.4, 5 lest you swear off gardening or salads altogether, be aware that most people do not react to these plants. Essential oils of plants may be more problematic ...Read more

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I have semi-dark patches on my skin . It usually is less visible right after some tough shower scrubbing but it won't fully go away. What may this be?

I have semi-dark patches on my skin . It usually is less visible right after some tough shower scrubbing but it won't fully go away. What may this be?

Dark Patches: Postinflammatory hyperpigmentation is a frequently encountered problem and represents the sequelae of various cutaneous disorders as well as therapeutic interventions. This acquired excess of pigment can be attributed to various preceding disease processes that affect the skin such as infections, allergic reactions, mechanical injuries, reactions to medications, phototoxic eruptions, trauma. ...Read more

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Could i be allergic to the sun and is there any advice for getting through summer with this?

Could i be allergic to the sun and is there any advice for getting through summer with this?

Reactions from sun: There are different types of reactions that can develop. Some people can develop hives from heat. Other reactions include phototoxic or photoallergic reactions. This results in a rash hours or days after sun exposure, respectively. This can be caused by medications, or by chemical sunscreens. If sunscreen is suspected, then zinc or titanium dioxide containing sunscreen is recommended. ...Read more

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I had skin peel and now my skin has gone dark?

I had skin peel and now my skin has gone dark?

Hyperpigmentation: Postinflammatory hyperpigmentation (pih) is a frequently encountered problem and represents the sequelae of various cutaneous disorders as well as therapeutic interventions. This acquired excess of pigment can be attributed to various preceding disease processes that affect the skin such as infections, allergic reactions, mechanical injuries, reactions to medications, phototoxic eruptions, trauma. ...Read more

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My skin around wrist has turned dark brown, what is it?

Hyperpigmentation: Postinflammatory hyperpigmentation is a frequently encountered problem and represents the sequelae of various cutaneous disorders as well as therapeutic interventions. This acquired excess of pigment can be attributed to various preceding disease processes that affect the skin such as infections, allergic reactions, mechanical injuries, reactions to medications, phototoxic eruptions, trauma. ...Read more

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Is switching out, combining and trying new beauty products all the time harmful to face in the long term?

Is switching out, combining and trying new beauty products all the time harmful to face in the long term?

Unknown : Skin products are tested but anyone can develop allergic or phototoxic (sun irritation) to many of the ingredients. The long term is also unknown as these are not studied in a scientific manner but the manufacturer. The best long term protection for the skin of your face is to use daily sunscreen the blocks uva + uvb, even on cloudy days. ...Read more

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What is ciprofloxacin for?

What is ciprofloxacin for?

Ciprofloxacin: …is one of the fluoroquinolone family of antibiotics; it is used to treat a variety of infections (uti's, prostatitis, acute bronchitis flares, etc) and to prevent others (traveler's diarrhea, anthrax). Cautions: not for first-line use in under 17 due to effects on cartilage/bone growth; may weaken inflamed tendons; can cause phototoxic reactions. ...Read more

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I had some tiny spots on my foreheads( I have never had them before), most of them disappeared but one of them turn into light brown color. ?

I had  some tiny spots on my foreheads( I have never had them before), most of them disappeared but one of them turn into light brown color.  ?

Hyperpigmentation: Postinflammatory hyperpigmentation (pih) is a frequently encountered problem and represents the sequelae of various cutaneous disorders as well as therapeutic interventions. This acquired excess of pigment can be attributed to various preceding disease processes that affect the skin such as infections, allergic reactions, mechanical injuries, reactions to medications, phototoxic eruptions, trauma. ...Read more

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Which drugs cause skin photosensitivity in the sun?

Photosensitivity: In phototoxic reactions, the drug is activated by exposure to sunlight and cause damage to the skin. The skin's appearance resembles sunburn, and the process is generally acute. In photoallergic reactions, the ultraviolet exposure changes the structure of the drug so that is seen by the body's immune system. http://www.medicinenet.com/sun-sensitive_drugs_photosensitivity_to_drugs/article.htm. ...Read more