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coal tar (Tegrin, Estar, Balnetar, Zetar, Pentrax, Sebutone, LCD, Pix Carbonis, Fototar)
Shampoo. Tradenames: Tegrin, Pentrax, Polytar
Gel: Tradename: Estar. Coal tar extract bath: Tradenames: Balnetar, Zetar.
Indications:
Shampoo
1) dandruff
2) scalp psoriasis
3) seborrheic dermatitis
Gel
- relief of itching & scaling associated with psoriasis
Coal tar extract bath
- relief of itching & scaling associated with psoriasis
Contraindications:
Caution:
1) avoid contact with eyes, genital or rectal area
2) avoid direct sunlight exposure
pregnancy-category: ?
safety in lactation: ?
Dosage:
Shampoo
1) apply shampoo daily
2) alternative instructions:
a) massage small amount into wet hair
b) rinse
c) apply a second time & leave for 5-10 minutes
d) rinse thoroughly
e) use at least twice weekly
Gel
- apply to affected area QD-QID
Coal tar extract bath
1) 1-3 capfuls in bath
2) soak for 10-20 minutes
Shampoo: 0.43% & 0.5% coal tar.
Gel: 5%. 3 oz.
Solution: (Carbonis detergens, LCD):
1) 2.5%. 7.5 oz.
2) 300 mg/mL. 6oz.
Adverse effects:
Shampoo
1) discoloration of light hair
2) dermatitis: skin irritation, itching
3) folliculitis
4) staining of the skin & hair
Gel
1) skin irritation
2) itching
safe; no increased risk of cancer [4]
Drug interactions:
1) MAO inhibitors
2) epinephrine
Mechanism of action:
1) antipruritic agent
2) anti-eczematous agent
3) keratoplastic agent
Related
petroleum tar
General
antipruritic agent
References
- The Pharmacological Basis of Therapeutics, 9th ed.
Gilman et al, eds. Permagon Press/McGraw Hill, 1996
- Drug Information & Medication Formulary, Veterans Affairs,
Central California Health Care System, 1st ed., Ravnan et al
eds, 1998
- Kaiser Permanente Northern California Regional Drug
Formulary, 1998
- Roelofzen JHJ et al.
No increased risk of cancer after coal tar treatment in
patients with psoriasis or eczema.
J Invest Dermatol 2010 Apr; 130:953
PMID: 20016499
- Deprecated Reference
Component-of
clobetasol/coal tar
coal tar/menthol
coal tar/menthol/salicylic acid
coal tar/piperonyl butoxide/pyrethrin
coal tar/salicylic acid
coal tar/salicylic acid/sulfur
coal tar/salicylic acid/zinc pyrithione
tar & ultraviolet (UV) B light (Goeckerman treatment)