is marketed by Pfizer . It is known under the brand name Celebrex or Celebra for arthritis and Onsenal for polyps. Celecoxib is available by prescription in capsule form. Contents 1 Indications 1.1 Fabricated efficacy studies 2 Availability 3 Dosing 4 Adverse effects 4.1 Gastrointestinal ADRs 5 Special precaution 5.1 Allergy