Investigation About Marking the Period of Validity on the Packing and Specifications of 369 Patent Chinese Materia Medica
	    		
		   		
	    	
    	
    	
   		
        
        	
        		- VernacularTitle:369种中成药包装标签和说明书有效期内容调查
 
        	
        	
        	
        		- Author:
	        		
		        		
		        		
			        		Zhiguo ZHANG
			        		
			        		;
		        		
		        		
		        		
			        		Chen CAO
			        		
			        		;
		        		
		        		
		        		
			        		Qinglian CHEN
			        		
			        		;
		        		
		        		
		        		
			        		Hong HU
			        		
			        		;
		        		
		        		
		        		
			        		Lili WU
			        		
			        		
		        		
		        		
		        		
		        		
		        		
			        		
			        		
		        		
	        		
        		 
        	
        	
        	
        		- Publication Type:Journal Article
 
        	
        	
        		- Keywords:
        			
	        			
	        				
	        				
			        		
				        		patent Chinese materia medica;
			        		
			        		
			        		
				        		period of validity;
			        		
			        		
			        		
				        		investigation
			        		
			        		
	        			
        			
        		
 
        	
            
            
            	- From:
	            		
	            			China Pharmacy
	            		
	            		 1991;0(02):-
	            	
            	
 
            
            
            	- CountryChina
 
            
            
            	- Language:Chinese
 
            
            
            	- 
		        	Abstract:
			       	
			       		
				        
				        	OBJECTIVE:To gain a clear idea about the situation of marking the period of validity on the wrapper and specifications of patent Chinese materia medica(PCMM) in China  METHODS:To investigate the period of validity marking on wrapper and internal packing of 369 commonly-used PCMM in our hospital  RESULTS:The PCMM with period of validity marking accounted for 65  9% of total PCMM(usually 1  5~3 years) and those without period of validity accounted for 34  1%  CONCLUSION: The absence of period of validity marking is very common,we should pay attention to it