Prepaid Expenses (Tables)
 3 Months Ended 12 Months Ended
Mar. 31, 2019
Dec. 31, 2018
Prepaid Expenses [Abstract]    
Schedule of prepaid expenses
   March 31,
2019		   December 31,
2018		 
Prepaid insurance  $29,694   $28,828 
Prepaid products and services   217,580    54,870 
Prepaid rent and security deposit   12,192    5,915 
   $259,466   $89,613 
   2018   2017 
Prepaid insurance  $28,828   $30,847 
Prepaid products and services   54,870    66,246 
Prepaid rent and security deposit   5,915    5,915 
   $89,613   $103,008