Exhibit 31.1
I, Jeffrey W. Albers, certify that:
1. I have reviewed this report on Form 10-Q/A of Blueprint Medicines Corporation; and |
2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the period covered by this report. |
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Date: July 22, 2016 | By: | /s/ Jeffrey W. Albers |
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| Jeffrey W. Albers President and Chief Executive Officer |
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| (Principal Executive Officer) |