| Multisource (generic) pharmaceutical products: guidelines on registration requirements to establish interchangeability |
✓ Unchanged (10 Oct 2026) |
Bioequivalence & biowaivers |
| Stability conditions for WHO Member States by Region |
✓ Unchanged (10 Oct 2026) |
Stability testing & climatic zones |
| ICH M13A Bioequivalence for Immediate-Release Solid Oral Dosage Forms |
✓ Unchanged (10 Oct 2026) |
Bioequivalence & biowaivers |
| ICH M9 Biopharmaceutics Classification System-based Biowaivers |
✓ Unchanged (10 Oct 2026) |
Bioequivalence & biowaivers |
| ICH Q1A(R2) Stability Testing of New Drug Substances and Products |
✓ Unchanged (10 Oct 2026) |
Stability testing & climatic zones |
| ICH Q1E Evaluation of Stability Data |
✓ Unchanged (10 Oct 2026) |
Stability testing & climatic zones |
| Stability testing of active pharmaceutical ingredients and finished pharmaceutical products |
✓ Unchanged (10 Oct 2026) |
Stability testing & climatic zones |
| EU Variations Guidelines C/2025/5045 |
Online (10 Oct 2026) |
Variation Compass |
| 21 CFR 314.70 — Supplements and other changes to an approved NDA |
✓ Unchanged (10 Oct 2026) |
Variation Compass |
| 21 CFR Part 320 — Bioavailability and Bioequivalence Requirements |
✓ Unchanged (10 Oct 2026) |
Bioequivalence & biowaivers |
| Considerations regarding the implementation of ICH M13A on bioequivalence for immediate-release solid oral dosage forms |
Online (10 Oct 2026) |
Bioequivalence & biowaivers |
| EMA Guideline on the investigation of bioequivalence |
Online (10 Oct 2026) |
Bioequivalence & biowaivers |
| Guideline on Stability Testing: Stability Testing of Existing Active Substances and Related Finished Products |
Online (10 Oct 2026) |
Stability testing & climatic zones |
| Guideline on Declaration of Storage Conditions: A: in the Product Information of Medicinal Products, B: for Active Substances |
Online (10 Oct 2026) |
Stability testing & climatic zones |
| M9 Biopharmaceutics Classification System-Based Biowaivers — Guidance for Industry |
✓ Unchanged (10 Oct 2026) |
Bioequivalence & biowaivers |
| Statistical Approaches to Establishing Bioequivalence — Guidance for Industry |
✓ Unchanged (10 Oct 2026) |
Bioequivalence & biowaivers |
| M13A Bioequivalence for Immediate-Release Solid Oral Dosage Forms — Guidance for Industry |
✓ Unchanged (10 Oct 2026) |
Bioequivalence & biowaivers |
| Bioequivalence Studies With Pharmacokinetic Endpoints for Drugs Submitted Under an ANDA — Guidance for Industry |
✓ Unchanged (10 Oct 2026) |
Bioequivalence & biowaivers |
| Q1A(R2) Stability Testing of New Drug Substances and Products |
✓ Unchanged (10 Oct 2026) |
Stability testing & climatic zones |
| Q1E Evaluation of Stability Data |
✓ Unchanged (10 Oct 2026) |
Stability testing & climatic zones |
| FDA — Changes to an Approved NDA or ANDA (Rev. 1, 2004) |
✓ Unchanged (10 Oct 2026) |
Variation Compass |
| FDA — CMC Postapproval Manufacturing Changes To Be Documented in Annual Reports (2014) |
✓ Unchanged (10 Oct 2026) |
Variation Compass |
| ANDAs: Stability Testing of Drug Substances and Products |
✓ Unchanged (10 Oct 2026) |
Stability testing & climatic zones |
| ANDAs: Stability Testing of Drug Substances and Products — Questions and Answers |
✓ Unchanged (10 Oct 2026) |
Stability testing & climatic zones |
| The GCC Guidelines for Stability Testing of Active Pharmaceutical Ingredients (APIs) and Finished Pharmaceutical Products (FPPs) |
No longer online |
Stability testing & climatic zones |
| SFDA Guidelines for Bioequivalence (v3.1) |
✓ Unchanged (10 Oct 2026) |
Bioequivalence & biowaivers |
| SFDA Guidelines for Variation Requirements v6.3 (DS-G-006) |
✓ Unchanged (10 Oct 2026) |
Variation Compass |
| SFDA Guideline on Good Pharmacovigilance Practices (GVP) v4.0 (DS-G-008) |
Online (10 Oct 2026) |
Saudi-Specific Annex (SSA) |