- Promethazine Information for Consumers
- Promethazine Information for Healthcare Professionals (includes dosage details)
- Side Effects of Promethazine (detailed)
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1 answer • 1 Jul 2009
What kind of chemical breakdown occurs after the expiration date is reached, and how long after the expiration date can you take the medication? What ...
2 answers • 3 Aug 2011
Are they safe to take after expiration date?
1 answer • 3 Sep 2011
... actual shelf life, or do I need to toss them after the expiration date?
2 answers • 21 Jan 2013