Oregon moves ahead with Moderna vaccine after California pauses batch California health officials opted to hold up thousands of Moderna vaccine doses after a cluster of allergic reactions at one clinic. Oregon said Wednesday that it will not delay administering the vaccine. Posted: Jan 20, 2021 5:35 PM Posted By: Jamie Parfitt SALEM, Ore. — The Oregon Health Authority said on Wednesday that it will not delay administering the Moderna vaccine after their counterparts in California opted to pause distribution of a batch of the same vaccine over allergy concerns. OHA sent out a recommendation to local vaccination sites to continue inoculations with the same Moderna batch, after the CDC said that it did not think the vaccine should be halted.