so submitted shall be completed not later than 3 weeks after submission. (3) Other designations If a drug submitted for review under the pathway under this section is eligible for a special designation by the Secretary under this Act, including as a drug for a rare disease or condition under section 526, all benefits of such other designation shall be available for use under provisional approval, including any tax credits and waiving of fees under chapter VII. (b) Eligibility A drug may be eligible for provisional approval under this section if the Secretary determines that the drug is intended for the treatment, prevention, or medical diagnosis of— (1) a serious or life-threatening disease or condition for which there is a reasonable likelihood that premature death will occur without early medical intervention for an individual contracting or being diagnosed with such disease or condition