A - Z Indications
          
        Obesity 
      
          
        Obliterative arteriosclerosis 
      
          
        Obliterative thromboangitis 
      
          
        Obsessive-compulsive disorder (OCD) 
      
          
        Obstetric analgesia 
      
          
        Obstructive sleep apnoea 
      
          
        Occular infection 
      
          
        Occular pain and inflammation 
      
          
        Ocular and ear inflammation with bacterial infection 
      
          
        Ocular hypertension 
      
          
        Ocular inflammation 
      
          
        Ocular pain 
      
          
        Oedema 
      
          
        Oesophageal cancer 
      
          
        Oesophagitis 
      
          
        Oestrogen deficiency 
      
          
        Oliguric phase of renal failure 
      
          
        Onchocerciasis 
      
          
        Onychomycosis 
      
          
        Open heart surgery 
      
          
        Open-angle glaucoma 
      
          
        Ophthalmic surgery 
      
          
        Opioid dependence 
      
          
        Opioid overdosage 
      
          
        Opioid Withdrawal 
      
          
        Opioid-induced depression 
      
          
        Optic neuritis 
      
          
        Oral candidiasis/Thrush 
      
          
        Oral contraceptives 
      
          
        Oral hygiene