RX904 Pill — BLUE CAPSULE, 17mm — Valacyclovir
| Imprint | RX904 |
|---|---|
| Colour | BLUE |
| Shape | CAPSULE |
| Size | 17 |
| Strength | VALACYCLOVIR HYDROCHLORIDE 500 mg |
| Dosage form | Tablet, Film Coated |
| Manufacturer | Ranbaxy Pharmaceuticals Inc |
| NDC | 63304-904 |
| Schedule | — |
| Availability | Prescription only |
| Ingredients | VALACYCLOVIR HYDROCHLORIDE[ACYCLOVIR] |
What does this imprint mean?
The imprint "RX904" is a code stamped or printed on the tablet or capsule by the manufacturer, used to identify the drug, its strength and the maker.
Active ingredient
Valacyclovir
Uses and warnings
Drug classA "deoxynucleoside analogue DNA polymerase inhibitor." Valacyclovir is rapidly converted to acyclovir, which inhibits herpesvirus DNA replication through competitive inhibition of viral DNA polymerase, incorporation into...
Read the full drug profile →How to identify this pill
- • Check the imprint matches exactly: "RX904".
- • Confirm the colour (BLUE) and shape (CAPSULE).
- • Compare the size (17) against a ruler if possible.
- • When in doubt, confirm with a pharmacist before taking any medication.
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Official references
Source: FDA Structured Product Label via NLM Pillbox archive (retired 2021); source file ba7172b3-5f95-4ee1-bc30-a597fca364d4.xml