Tex. Occupations Code § 562.0142

(a) If, not later than October 1, 2007, a drug manufacturer requests that the joint committee under Section 562.014 conduct a hearing and make a recommendation to include a drug listed in Section 562.014(c) on the list of narrow therapeutic index drugs, the joint committee shall make a recommendation to the board to enable the board to adopt a rule and issue findings not later than July 1, 2008.

(b) If, not later than October 1, 2007, no drug manufacturer requests that the joint committee conduct a hearing and make recommendations to the board to include a drug listed in Section 562.014(c) on the list of narrow therapeutic index drugs, Section 562.0141 expires October 1, 2007.

(c) If all drug manufacturers that request, before October 1, 2007, the joint committee to conduct a hearing and make a recommendation to the board to include a drug listed in Section 562.014(c) on the list of narrow therapeutic index drugs subsequently withdraw those requests before the date the joint committee makes a recommendation to include the drug on that list, Section 562.0141 expires effective on the date of the manufacturers' withdrawal of those requests.

(d) If the joint committee receives a request under Subsection (a), the recommendation of the joint committee under that subsection may include the drugs listed in Section 562.014(c) or the joint committee may recommend that no drug should be added to the list of narrow therapeutic index drugs following the review by the joint committee.

(e) If the joint committee receives a request under Subsection (a) and, not later than July 1, 2008, the board adopts a rule to include any drug listed in Section 562.014(c) on the list of narrow therapeutic index drugs or determines by rule that no drug should be added to the list of narrow therapeutic index drugs, Section 562.0141 expires on July 1, 2008.

(f) If the joint committee receives a request under Subsection (a) and the board does not before July 1, 2008, adopt a rule to include any drug listed in Section 562.014(c) on the list of narrow therapeutic index drugs or determine by rule that no drug should be added to the list of narrow therapeutic index drugs, Section 562.0141 takes effect July 1, 2008.

(g) If the joint committee receives a request under Subsection (a) and litigation or a request for an attorney general's opinion regarding this section, Section 562.014, or Section 562.0141 is filed by a drug manufacturer between the effective date of this section and July 1, 2008, the time limits established by Subsections (e) and (f) are tolled until the litigation is resolved or the attorney general renders an opinion.

(h) For purposes of this section, notice of the following must be published in the Texas Register not later than the third business day after the date of occurrence:

(1) a request by a drug manufacturer for inclusion of a drug on the list of narrow therapeutic index drugs;

(2) withdrawal of a request described by Subdivision (1);

(3) litigation described by Subsection (g);

(4) resolution of litigation described by Subsection (g); and

(5) a request for an attorney general's opinion described by Subsection (g).