C0CRXNAD ; VEN/SMH - Add a drug to VISTA from RxNorm;2013-04-19  5:39 PM
 ;;1.0;RX NORM;;Apr 25, 2012;Build 99
 ; (C) 2013 Sam Habiel
 ; Proprietary Code. Don't use if license terms aren't supplied.
 ;
ADDDRUG(RXN,NDC,BARCODE) ; Public Proc; Add Drug to Drug File
 ; Input: RXN - RxNorm Semantic Clinical Drug CUI by Value. Required.
 ; Input: NDC - Drug NDC by Value. Optional. Pass in 11 digit format without dashes.
 ; Input: BARCODE - Wand Barcode. Optional. Pass exactly as wand reads minus control characters.
 ; Output: Internal Entry Number
 ;
 ; Prelim Checks
 I '$G(RXN) S $EC=",U1," ; Required
 I $L($G(NDC)),$L(NDC)'=11 S $EC=",U1,"
 ;
 N PSSZ S PSSZ=1    ; Needed for the drug file to let me in!
 ;
 ; If RXN refers to a brand drug, get the generic instead.
 I $$ISBRAND^C0CRXNLK(RXN) S RXN=$$BR2GEN^C0CRXNLK(RXN)
 W !,"(debug) RxNorm is "_RXN,!
 ;
 ; Get first VUID for this RxNorm drug
 N VUID S VUID=+$$RXN2VUI^C0CRXNLK(RXN)
 Q:'VUID
 W "(debug) VUID for RxNorm CUI "_RXN_" is "_VUID,!
 ;
 ; IEN in 50.68
 N C0XVUID ; For Searching Compound Index
 S C0XVUID(1)=VUID
 S C0XVUID(2)=1
 N F5068IEN S F5068IEN=$$FIND1^DIC(50.68,"","XQ",.C0XVUID,"AMASTERVUID")
 Q:'F5068IEN
 W "F 50.68 IEN (debug): "_F5068IEN,!
 ;
 ; FDA Array
 N C0XFDA
 ;
 ; Name, shortened
 S C0XFDA(50,"+1,",.01)=$E($$GET1^DIQ(50.68,F5068IEN,.01),1,40)
 ;
 ; File BarCode as a Synonym for BCMA
 I $L($G(BARCODE)) D
 . S C0XFDA(50.1,"+2,+1,",.01)=BARCODE
 . S C0XFDA(50.1,"+2,+1,",1)="Q"
 ;
 ; Brand Names
 N BNS S BNS=$$RXN2BNS^C0CRXNLK(RXN) ; Brands
 I $L(BNS) N I F I=1:1:$L(BNS,U) D
 . N IENS S IENS=I+2
 . S C0XFDA(50.1,"+"_IENS_",+1,",.01)=$$UP^XLFSTR($E($P(BNS,U,I),1,40))
 . S C0XFDA(50.1,"+"_IENS_",+1,",1)="T"
 ;
 ; NDC (string)
 I $G(NDC) S C0XFDA(50,"+1,",31)=$E(NDC,1,5)_"-"_$E(NDC,6,9)_"-"_$E(NDC,10,11)
 ;
 ; Dispense Unit (string)
 S C0XFDA(50,"+1,",14.5)=$$GET1^DIQ(50.68,F5068IEN,"VA DISPENSE UNIT")
 ;
 ; National Drug File Entry (pointer to 50.6)
 S C0XFDA(50,"+1,",20)="`"_$$GET1^DIQ(50.68,F5068IEN,"VA GENERIC NAME","I")
 ;
 ; VA Product Name (string)
 S C0XFDA(50,"+1,",21)=$E($$GET1^DIQ(50.68,F5068IEN,.01),1,70)
 ;
 ; PSNDF VA PRODUCT NAME ENTRY (pointer to 50.68)
 S C0XFDA(50,"+1,",22)="`"_F5068IEN
 ;
 ; DEA, SPECIAL HDLG (string)
 D  ; From ^PSNMRG
 . N CS S CS=$$GET1^DIQ(50.68,F5068IEN,"CS FEDERAL SCHEDULE","I")
 . S CS=$S(CS?1(1"2n",1"3n"):+CS_"C",+CS=2!(+CS=3)&(CS'["C"):+CS_"A",1:CS)
 . S C0XFDA(50,"+1,",3)=CS
 ;
 ; NATIONAL DRUG CLASS (pointer to 50.605) (triggers VA Classification field)
 S C0XFDA(50,"+1,",25)="`"_$$GET1^DIQ(50.68,F5068IEN,"PRIMARY VA DRUG CLASS","I")
 ;
 ; Right Now, I don't file the following which ^PSNMRG does (cuz I don't need them)
 ; - Package Size (derived from NDC/UPN file)
 ; - Package Type (ditto)
 ; - CMOP ID (from $$PROD2^PSNAPIS)
 ; - National Formulary Indicator (from 50.68)
 ;
 ; Next Step is to kill Old OI if Dosage Form doesn't match
 ; Won't do that here as it's assumed any drugs that's added is new.
 ; This happens at ^PSNPSS
 ;
 ; Now add drug to drug file, as we need the IEN for the dosages call.
 N C0XERR,C0XIEN
 D UPDATE^DIE("E","C0XFDA","C0XIEN","C0XERR")
 S:$D(C0XERR) $EC=",U1,"
 ;
 ; Next Step: Kill off old doses and add new ones.
 D EN2^PSSUTIL(C0XIEN(1))
 ;
 ; Mark uses for the Drug; use the undocumented Silent call in PSSGIU
 N PSIUDA,PSIUX ; Expected Input variables
 S PSIUDA=C0XIEN(1),PSIUX="O^Outpatient Pharmacy" D ENS^PSSGIU
 S PSIUDA=C0XIEN(1),PSIUX="U^Unit Dose" D ENS^PSSGIU
 S PSIUDA=C0XIEN(1),PSIUX="X^Non-VA Med" D ENS^PSSGIU
 ;
 ; Get VA Generic text and VA Product pointer for Orderable Item creation plus dosage form information
 N VAGENP S VAGENP=$P(^PSDRUG(C0XIEN(1),"ND"),U) ; VA Generic Pointer
 N VAGEN S VAGEN=$$VAGN^PSNAPIS(VAGENP) ; VA Generic Full name
 N VAPRODP S VAPRODP=$P(^PSDRUG(C0XIEN(1),"ND"),U,3) ; VA Product Pointer
 N DOSAGE S DOSAGE=$$PSJDF^PSNAPIS(0,VAPRODP) ; IEN of dose form in 50.606 ^ Text
 N DOSEPTR S DOSEPTR=$P(DOSAGE,U) ; ditto
 N DOSEFORM S DOSEFORM=$P(DOSAGE,U,2) ;ditto
 ;
 ; Get the (possibly new) Orderable Item Text
 N VAG40 S VAG40=$E(VAGEN,1,40) ; Max length of .01 field
 ;
 ; See if there is an existing orderable item already. If so, populate the Pharmacy Orderable item on drug file.
 N OI S OI=$O(^PS(50.7,"ADF",VAG40,DOSEPTR,""))
 ;
 ; Otherwise, add a new one. (See MCHAN+12^PSSPOIMN)
 I 'OI D
 . N C0XFDA,C0XERR
 . S C0XFDA(50.7,"+1,",.01)=VAG40
 . S C0XFDA(50.7,"+1,",.02)=DOSEPTR
 . D UPDATE^DIE("",$NA(C0XFDA),$NA(OI),$NA(C0XERR))
 . I $D(C0XERR) S $EC=",U1,"
 . S OI=OI(1) ; For ease of use...
 . ; Next two statements: See FIN^PSSPOIM1 and MF^PSSDEE.
 . D EN^PSSPOIDT(OI) ; Update Indexes; activations, etc.
 . D EN2^PSSHL1(OI,"MUP") ; Send HL7 message to CPRS
 ;
 ; Finally, add the orderable Item to the drug file.
 N C0XFDA,C0XERR S C0XFDA(50,C0XIEN(1)_",",2.1)=OI ; Orderable Item
 D FILE^DIE("",$NA(C0XFDA),$NA(C0XERR))
 S:$D(C0XERR) $EC=",U1,"
 ;
EX QUIT C0XIEN(1)