Property talk:P1909

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side effect
effect of a medication or procedure, that occurs next to the desired effect

Represents	side effect (Q3269441), adverse drug reaction (Q45959)
Data type	Item
Domain	Pharmaceutical drugs, medical procedures, ... (note: this should be moved to the property statements)
Allowed values	Any symptom (note: this should be moved to the property statements)
Example	influenza vaccine (Q383260) → sore throat (Q1292082) cannabis (Q2845) → paranoia (Q1229994)
Source	Medical publications (note: this information should be moved to a property statement; use property source website for the property (P1896))
See also	drug or therapy used for treatment (P2176), possible treatment (P924)
Lists	Items with the most statements of this property Count of items by number of statements (chart) Items with the most statements Items with the fewest statements Count of items by number of sitelinks (chart) Items with the most sitelinks Items with the most sitelinks, but no link to one Wikipedia (sample: Welsh Wikipedia, cywiki) Items with the fewest sitelinks Most linked wikis Items with the most identifier properties By value of property Most statements Fewest statements Most sitelinks Most linked wikis Total of sitelinks on items Most identifiers Fewest identifiers Items with no other statements Most recently created items Items with novalue claims Items with unknown value claims Usage history (total) Usage history (main statement) Chart by item creation date Database reports/Constraint violations/P1909 Map Random list
Proposal discussion	Proposal discussion
Current uses	Total 18,239 Main statement 69 0.4% of uses Qualifier 18,170 99.6% of uses
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Scope is as main value (Q54828448), as qualifier (Q54828449): the property must be used by specified way only (Help)

List of violations of this constraint: Database reports/Constraint violations/P1909#Scope, hourly updated report, SPARQL

This property is being used by: cs:Šablona:Infobox - léčivá látka Please notify projects that use this property before big changes (renaming, deletion, merge with another property, etc.)