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Code · CFR · Title 21 — Food and Drugs · Part 211 — Current Good Manufacturing Practice for Finished Pharmaceuticals · § 211.167

§ 211.167. Special testing requirements.

115 words·~1 min read·/us/cfr/t21/s§ 211.167·

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(a)For each batch of drug product purporting to be sterile and/or pyrogen-free, there shall be appropriate laboratory testing to determine conformance to such requirements. The test procedures shall be in writing and shall be followed.
(b)For each batch of ophthalmic ointment, there shall be appropriate testing to determine conformance to specifications regarding the presence of foreign particles and harsh or abrasive substances. The test procedures shall be in writing and shall be followed.
(c)For each batch of controlled-release dosage form, there shall be appropriate laboratory testing to determine conformance to the specifications for the rate of release of each active ingredient. The test procedures shall be in writing and shall be followed.
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§ 211.167
Special testing requirements.
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