IL 3581 Pill - white oval
Generic Name: theophylline
Pill with imprint IL 3581 is White, Oval and has been identified as Theochron 300 MG. It is supplied by Nostrum Laboratories, Inc.
Theochron is used in the treatment of Asthma, acute; Asthma, Maintenance; Apnea of Prematurity and belongs to the drug class methylxanthines. Risk cannot be ruled out during pregnancy. Theochron 300 MG is not a controlled substance under the Controlled Substances Act (CSA).
Images for IL 3581

Theochron
- Generic Name
- theophylline
- Imprint
- IL 3581
- Strength
- 300 MG
- Color
- White
- Shape
- Oval
- Availability
- Prescription only
- Drug Class
- Methylxanthines
- Pregnancy Category
- C - Risk cannot be ruled out
- CSA Schedule
- Not a controlled drug
- Labeler / Supplier
- Nostrum Laboratories, Inc.
Labelers / Repackagers
NDC Code | Labeler / Repackager |
---|---|
00456-4330 (Discontinued) | Forest Laboratories, LLC |
54569-2483 (Discontinued) | A-S Medication Solutions, LLC (repackager) |
Related images for "IL 3581"
More about Theochron (theophylline)
- Check interactions
- Compare alternatives
- Drug images
- Side effects
- Dosage information
- During pregnancy
- Drug class: methylxanthines
- Breastfeeding
Patient resources
Other brands
Theo-Dur, Theo-24, Uniphyl, Elixophyllin, ... +5 more
Professional resources
Other brands
Theo-24, Elixophyllin, Quibron-T/SR
Related treatment guides
Further information
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.