Dermatology Book

http://www.fpnotebook.com/

PyrethrinAka: RID, A-200, Piperonyl butoxide

Advertisement

  1. See Also
    1. Permethrin
    2. Pesticide
  2. Background
    1. Extract from chrysanthemums
    2. Pyrethroids are longer acting derivatives (Permethrin)
    3. Pesticide Agents related to Pyrethrins
      1. Allethrin
      2. Cyfluthrin
      3. Cypermethrin
      4. Deltamethrin
      5. Dimethrin
      6. Fenothrin
      7. Fenvalerate
      8. Permethrin
      9. Remethrin
  3. Indications
    1. Pediculosis (Lice)
  4. Advantages
    1. Available without a prescription
    2. Convenient (only 10 minute application)
  5. Disadvantages
    1. Does not kill all unhatched eggs
    2. Requires repeat application in 5-7 days
    3. Treatment failures are common
  6. Directions for treatment of Lice
    1. Apply Shampoo to involved area
    2. Wash after 10 minutes
    3. Reapply Shampoo in 5-7 days
  7. Preparations
    1. Bottles of 60, 120, 240 ml
  8. Adverse Effects
    1. Mechanism
      1. Nerve toxicity is rare in humans
      2. Minimal absorption and rapid hepatic metabolism
    2. Effects
      1. Allergic Reaction in 1-3%
        1. Nasal congestion
        2. Asthma exascerbation
      2. Topical effects
        1. Paresthesias (hands and face)
      3. Rare neurologic effects
        1. Seizures
        2. Tremor
        3. Incoordination

Pyrethrins (C0034245)

Definition (MSH)The active insecticidal constituent of CHRYSANTHEMUM CINERARIIFOLIUM flowers. Pyrethrin I is the pyretholone ester of chrysanthemummonocarboxylic acid and pyrethrin II is the pyretholone ester of chrysanthemumdicarboxylic acid monomethyl ester.
ConceptsOrganic Chemical (T109) , Pharmacologic Substance (T121) , Hazardous or Poisonous Substance (T131)
MSHD011722
EnglishPyrethrin, Pyrethrins, PYRETHRINS PREPARATION
Spanishpiretrina, piretrinas
Parent ConceptsMonoterpenes (C0682997), Terpenes (C0039561), Pediculicide (C0304599), Pesticides (C0031253), Duplicate concept (C1274013), Drug allergen (C1320237)
SourcesLCH, MSH, NDFRT, RXNORM, SCTSPA, SNOMEDCT, VANDF
Derived from the NIH UMLS (Unified Medical Language System)


RID (C0073361)

ConceptsOrganic Chemical (T109) , Pharmacologic Substance (T121)
MSHC027982
EnglishRID
SourcesMSH, RXNORM
Derived from the NIH UMLS (Unified Medical Language System)



Navigation Tree