<SEC-DOCUMENT>0001341004-18-000252-index.html : 20180427
<SEC-HEADER>0001341004-18-000252.hdr.sgml : 20180427
<ACCEPTANCE-DATETIME>20180427163245
ACCESSION NUMBER:		0001341004-18-000252
CONFORMED SUBMISSION TYPE:	486BPOS
PUBLIC DOCUMENT COUNT:		10
FILED AS OF DATE:		20180427
DATE AS OF CHANGE:		20180427
EFFECTIVENESS DATE:		20180427

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			BlackRock Health Sciences Trust
		CENTRAL INDEX KEY:			0001314966
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			DE

	FILING VALUES:
		FORM TYPE:		486BPOS
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-210770
		FILM NUMBER:		18784498

	BUSINESS ADDRESS:	
		STREET 1:		100 BELLEVUE PARKWAY
		CITY:			WILMINGTON
		STATE:			DE
		ZIP:			19809
		BUSINESS PHONE:		(888) 825-2257

	MAIL ADDRESS:	
		STREET 1:		100 BELLEVUE PARKWAY
		CITY:			WILMINGTON
		STATE:			DE
		ZIP:			19809

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			BlackRock Health Sciences Trust
		CENTRAL INDEX KEY:			0001314966
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			DE

	FILING VALUES:
		FORM TYPE:		486BPOS
		SEC ACT:		1940 Act
		SEC FILE NUMBER:	811-21702
		FILM NUMBER:		18784499

	BUSINESS ADDRESS:	
		STREET 1:		100 BELLEVUE PARKWAY
		CITY:			WILMINGTON
		STATE:			DE
		ZIP:			19809
		BUSINESS PHONE:		(888) 825-2257

	MAIL ADDRESS:	
		STREET 1:		100 BELLEVUE PARKWAY
		CITY:			WILMINGTON
		STATE:			DE
		ZIP:			19809
</SEC-HEADER>
<DOCUMENT>
<TYPE>486BPOS
<SEQUENCE>1
<FILENAME>bme_486b.htm
<DESCRIPTION>486BPOS
<TEXT>
Document 1 - file: bme_486b.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.2G ADVSR CONTR
<SEQUENCE>2
<FILENAME>exg2.htm
<DESCRIPTION>EXHIBIT (G)(2) - CLOSED-END FUND MASTER ADVISORY FEE WAIVER AGREEMENT
<TEXT>
Document 2 - file: exg2.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.2H DISTR CONTR
<SEQUENCE>3
<FILENAME>exh2.htm
<DESCRIPTION>EXHIBIT (H)(2) - SECOND AMENDED AND RESTATED DISTRIBUTION AGREEMENT
<TEXT>
Document 3 - file: exh2.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.2H DISTR CONTR
<SEQUENCE>4
<FILENAME>exh4.htm
<DESCRIPTION>EXHIBIT (H)(4) - AMENDMENT TO THE SUB-PLACEMENT AGENT AGREEMENT
<TEXT>
Document 4 - file: exh4.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.2N OTH CONSENT
<SEQUENCE>5
<FILENAME>exn.htm
<DESCRIPTION>EXHIBIT (N) - CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM FOR THE REGISTRANT
<TEXT>
Document 5 - file: exn.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-1
<SEQUENCE>6
<FILENAME>exs3.htm
<DESCRIPTION>EXHIBIT (S)(3)
<TEXT>
Document 6 - file: exs3.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>7
<FILENAME>image00001.jpg
<TEXT>
Document 7 - file: image00001.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>8
<FILENAME>image1.jpg
<TEXT>
Document 8 - file: image1.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>9
<FILENAME>image2.jpg
<TEXT>
Document 9 - file: image2.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>10
<FILENAME>image3.jpg
<TEXT>
Document 10 - file: image3.jpg

</DOCUMENT>
</SEC-DOCUMENT>