AC 40 likely refers to Clindamycin Hydrochloride Capsules USP, 300 mg. These capsules are identified by the imprint "C" on the light blue opaque cap and "40" on the light blue opaque body, using black ink.
Here's a more detailed description:
- Appearance: Light blue opaque/light blue opaque size '0' hard gelatin capsule.
- Contents: Filled with white to off-white powder.
- Imprint: 'C' on the cap and '40' on the body, using black ink.
- Strength: 300 mg.
- Active Ingredient: Clindamycin Hydrochloride.
Therefore, if you are seeing a light blue capsule marked with a 'C' on one end and '40' on the other, it's highly probable that you're looking at a Clindamycin Hydrochloride capsule, 300mg. It's important to consult with a pharmacist or doctor for definitive identification and information regarding any medication.