Table:
Drug	Dose	Source	China	India	Russia	Zambia
ASA	500 mg	International drug price indicator guide	$ 0.004	$ 0.004	$ 0.004	$ 0.004
Propranolol	160 mg	$ 0.005	$ 0.005	$ 0.005	$ 0.005
Amitriptyline	100 mg	$ 0.006	$ 0.006	$ 0.006	$ 0.006
Topiramate	100 mg	$ 0.13	$ 0.03	$ 0.12	$ 0.133
Sumatriptan	50 mg	IMS database	$ 0.81	$ 0.11	$ 1.07	$ 0.66
Almotriptan	12.5 mg	$ 5.19	$ 5.19	$ 5.19	$ 5.19

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| Drug | Dose | Source | China | India | Russia | Zambia | 
 | --- | --- | --- | --- | --- | --- | --- | 
 | ASA | 500 mg | <ROWSPAN=2> International drug price indicator guide | $ 0.004 | $ 0.004 | $ 0.004 | $ 0.004 | 
 | Propranolol | 160 mg | $ 0.005 | $ 0.005 | $ 0.005 | $ 0.005 | 
 | Amitriptyline | 100 mg |  | $ 0.006 | $ 0.006 | $ 0.006 | $ 0.006 | 
 | Topiramate | 100 mg |  | $ 0.13 | $ 0.03 | $ 0.12 | $ 0.133 | 
 | Sumatriptan | 50 mg | IMS database | $ 0.81 | $ 0.11 | $ 1.07 | $ 0.66 | 
 | Almotriptan | 12.5 mg |  | $ 5.19 | $ 5.19 | $ 5.19 | $ 5.19 |