PMDA drug package insert

ナフトピジルOD錠25mg「NIG」

PMDA Prescription drug · 日医工岐阜工場株式会社 · package insert Feb 1, 2026

Key facts

Brand names ナフトピジルOD錠25mg「NIG」, ナフトピジルOD錠50mg「NIG」, ナフトピジルOD錠75mg「NIG」
Nonproprietary names ナフトピジル
Companies 製造販売元/日医工岐阜工場株式会社, 販売元/日医工株式会社
Product type Prescription drug
Therapeutic category 前立腺肥大症に伴う排尿障害改善剤
Therapeutic category codes 87259
YJ codes 2590009F6235, 2590009F4232, 2590009F5239
Approval numbers 22700AMX00492, 22700AMX00493, 22700AMX00494
Package insert edition 第2版
Package insert date Feb 1, 2026
PMDA document key 581120_2590009F4232_1
PMDA company code 581120

At a glance

  • 1–9 Package insert revisions
  • 1–9 Related PMDA documents
  • None Safety communications
  • No PMDA review report published
  • No Risk management plan (RMP)

Counts are shown as ranges. Exact figures, trends and every underlying record are available in Orca1.

About PMDA approved drugs and package inserts (Japan)

Japan's PMDA publishes the package insert (添付文書) of every prescription drug, OTC drug and regenerative medical product, with brand and nonproprietary names, YJ codes and approval numbers. Names appear in Japanese as published.

Source: Pharmaceuticals and Medical Devices Agency (PMDA), Japan, package insert database · Source date:

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