 |  | Causes of Brown Marks The following 8 categories cause hyperpigmentation, dark areas; continued use of a cause of hyperpigmentation will prolong the appearance of dark areas or spots.
- PRESSURE and or FRICTION
-
- hats
- bandannas
- tight collars
- jogging bras
- back packs
- DAMAGE, INJURY, TRAUMA
-
- acne lesions on darker skin
- bumping into hard surfaces
- cuts
- waxing
- shaving
- SUN
- INFRA RED RAYS and HEAT
- fireplace
- campfires
- electric heaters
- hot water bottles or compresses
- TOPICAL MEDICATIONS
-
- coal tar derivatives (for psoriasis, eczema)
- coal tar
- Denorex
- Tegrin
- Zetar
- Over use of tretinoin (aging and acne) causing irritation
- Retin-A
- Renova
- TOPICAL PRODUCTS
- perfumes
- bergamot
-
deodorants
- plants with naturally occurring psolaren compounds like
- bergamot
- limes
- cloves
- parsnips
- figs
- Psolarens are used by over two dozen
plants as a defense against fungi and insect attacks
- ORAL MEDICATIONS
that are photosensitizing drugs (may cause sunburn,
rash and itching when you are in the sun)
-
Antiarrhythmic drugs (for irregular heartbeat)
-
amiodarone
- Quinaglute
- Quinidex. 2
-
Antibiotics
- sulfonamides
- sulfamethoxazole
- Azulfidine,
- sulfisoxazole
-
Tetracyclines
- doxycycline
- AchromycinV
- Vibramycin
- nalidixic
- NegGram
- Anticancer agents
-
fluorouracil
- methotrexate
- Efudex
- Fluroplex
- Mexate
- Antidepressants
- doxepin imipramine
- Adapin
- Sinequan
-
Tofranil
- Antiemetics (for nausea)
- prochlorperazine
- promethazine
- Comazol
- Compazine
- Phenergan
-
Antifungal agents
- griseofulvin
- Fluvicinn
- Isotretinoin (acne)
- Accutane
-
Diuretics
- Loop
- furosemide
- Lasix
-
Thiazide
- chlorothiazide
- hydrochlorothiazide
- Diuril
- Esidrix
- Hydro-chlor
- Hydro-D
- ORAL HERBS
- St. Johns Wart
- HORMONE CHANGES
- birth control pills
-
hormonal replacements
- pregnancy
-
Can last up to five years after the LAST hormonal change,
study presented by l. Moy, M.D.,
Vale CO., 1994.
In most cases desensitizing will occur a few days after stopping your medications. Retin-A and Renova take three weeks after stopping for the melanin to return to normal in your skin.
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