4 (Abstral 400 mcg (base))
Generic Name: fentanyl
Pill with imprint 4 is Purple, Four-sided and has been identified as Abstral 400 mcg (base). It is supplied by ProStrakan, Inc..
Abstral is used in the treatment of chronic pain; breakthrough pain and belongs to the drug class narcotic analgesics. Risk cannot be ruled out during pregnancy. Abstral 400 mcg (base) is classified as a Schedule 2 controlled substance under the Controlled Substance Act (CSA).
Images for 4

Abstral
- Generic Name
- fentanyl
- Imprint
- 4
- Strength
- 400 mcg (base)
- Color
- Purple
- Size
- 10.00 mm
- Shape
- Four-sided
- Availability
- Prescription only
- Drug Class
- Narcotic analgesics
- Pregnancy Category
- C - Risk cannot be ruled out
- CSA Schedule
- 2 - High potential for abuse
- Labeler / Supplier
- ProStrakan, Inc.
- National Drug Code (NDC)
- 42747-0224
- Inactive Ingredients
-
croscarmellose sodium, magnesium stearate, mannitol, microcrystalline cellulose
Note: Inactive ingredients may vary.
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More about Abstral (fentanyl)
- Side Effects
- During Pregnancy or Breastfeeding
- Dosage Information
- Imprints, Shape & Color Data
- Drug Interactions
- Pricing & Coupons
- En Español
- 2 Reviews
- Drug class: narcotic analgesics
- FDA Alerts (12)
- FDA Approval History
Consumer resources
Other brands: Duragesic, Fentanyl Transdermal System, Sublimaze, Fentora, ... +5 more
Professional resources
Related treatment guides
Further information
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.