title: PURLs: Kidney stones? It's time to rethink those meds.
abstract: Despite being recommended for ureteral stone expulsion, tamsulosin or nifedipine are no more effective than placebo.
authors.affiliation: North Memorial Family Medicine Residency, University of Minnesota, Minneapolis, MN, USA.
authors.forename: Andrew H
authors.initials: AH
authors.lastname: Slattengren
authors.affiliation: North Memorial Family Medicine Residency, University of Minnesota, Minneapolis, MN, USA.
authors.forename: Shailendra
authors.initials: S
authors.lastname: Prasad
authors.affiliation: Family Medicine Residency Program, University of Pittsburgh Medical Center St. Margaret, PA, USA.
authors.forename: Jennie B
authors.initials: JB
authors.lastname: Jarrett
mesh_terms: D002121:Calcium Channel Blockers / Q000627:therapeutic use*; D003085:Colic / Q000188:drug therapy*; D005260:Female; D006801:Humans; D008297:Male; D009543:Nifedipine / Q000627:therapeutic use*; D013449:Sulfonamides / Q000627:therapeutic use*; D014515:Ureteral Diseases / Q000188:drug therapy*; D064804:Urological Agents / Q000627:therapeutic use*
chemical_list: D002121:Calcium Channel Blockers; D013449:Sulfonamides; D064804:Urological Agents; D009543:Nifedipine