MENLO THERAPEUTICS INC. SPECIAL MEETING OF STOCKHOLDERS 2020 at 8:00 a.m. Pacific Standard Time This proxy is solicited by the Board of Directors The undersigned hereby acknowledges receipt of the Notice of the Special Meeting and Proxy Statement, hereby appoint(s) Steven Basta and Kristine Ball and each of them, acting individually or in the absence of others, as proxies, each with the full power of substitution and re-substitution, and hereby authorize(s) them to represent and to vote, as designated on the reverse side of this card, all of the shares of common stock of Menlo Therapeutics Inc. that the stockholder(s) is/are entitled to vote at the Special Meeting of Stockholders to be held at 8:00 a.m. Pacific Standard Time on February 6, 2020 at theoffices of Latham & Watkins LLP at 140 Scott Drive, Menlo Park, California 94025 and any all postponements or adjournments thereof. The undersigned hereby revokes all proxies previously given by the undersigned with respect to the Special Meeting of Stockholders, including any previously given by telephone or internet. This WHITE proxy card, when properly executed and dated, will be voted in the manner directed herein. However, if no such direction is made, though this WHITE proxy card is properly executed and dated, the card will be voted in accordance with the Board of Directors’ recommendations, on each of the proposals. Continued and to be signed on reverse side |