Attached files
file | filename |
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10-K - IONIS PHARMACEUTICALS, INC. 10-K 12-31-2019 - IONIS PHARMACEUTICALS INC | form10k.htm |
EX-32 - EXHIBIT 32.1 - IONIS PHARMACEUTICALS INC | exhibit32_1.htm |
EX-31.2 - EXHIBIT 31.2 - IONIS PHARMACEUTICALS INC | exhibit31_2.htm |
EX-31.1 - EXHIBIT 31.1 - IONIS PHARMACEUTICALS INC | exhibit31_1.htm |
EX-21.1 - EXHIBIT 21.1 - IONIS PHARMACEUTICALS INC | exhibit21_1.htm |
EX-10.70 - EXHIBIT 10.70 - IONIS PHARMACEUTICALS INC | exhibit10_70.htm |
EX-4.9 - EXHIBIT 4.9 - IONIS PHARMACEUTICALS INC | exhibit4_9.htm |
Exhibit 23.1
CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
We consent to the incorporation by reference in the Registration Statements on Form S-3 (Nos. 333-71911, 333-90811, 333-38844, 333-71116, 333-71176,
333-89066, 333-89626, 333-128156, 333-130639, 333-134380, 333-141447, 333-151076, 333-188407 and 333-217422) and in the related Prospectuses, as applicable, and in the Registration Statements on Form S-8 (Nos.333-05825, 333-55683, 333-40336,
333-59296, 333-91572, 333-106859, 333-116962, 333-125911, 333-133853, 333-142777, 333-151996, 333-160269, 333-168674, 333-176136, 333-184788, 333-190408, 333-207900, 333-219801 and 333-233143) of Ionis Pharmaceuticals, Inc. of our reports dated
February 26, 2020, with respect to the consolidated financial statements of Ionis Pharmaceuticals, Inc. and the effectiveness of internal control over financial reporting of Ionis Pharmaceuticals, Inc. included in this Annual Report (Form 10-K) for
the year ended December 31, 2019.
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/s/ ERNST & YOUNG LLP
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San Diego, California
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March 2, 2020 |
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