UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 6-K

REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16

UNDER THE SECURITIES EXCHANGE ACT OF 1934

For the month of September 2019

Commission File Number: 001-39034

BELLUS Health Inc.

(Name of registrant)

275 Armand-Frappier Blvd.

Laval, Quebec

H7V 4A7 Canada

(Address of principal executive offices)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F.

¨    Form 20-F x    Form 40-F

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1): ¨

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7): ¨

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

	BELLUS Health Inc.
Date: September 9, 2019	By:	/s/ Francois Desjardins
		Name: Francois Desjardins
		Title:   Vice President, Finance

Form 6-K Exhibit Index

Exhibit Number	Document Description
99.1	News Release dated September 9, 2019. BELLUS Health Closes US$70 Million Public Offering of Common Shares in Canada and the United States.