| 1. | Promethazine, and subsequently chlorpromazine, were derived from fenethazine.
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| 2. | Commonly used anti-emetics include ondansetron, metoclopramide, prochlorperazine, and promethazine.
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| 3. | Brand named as Phenergan with Codeine or in generic form as promethazine with codeine.
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| 4. | In 2009, the US Supreme Court ruled on a product liability case involving promethazine.
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| 5. | It is structurally analogous to promethazine.
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| 6. | The version of Robitussin AC with promethazine is usually flavored peach-mint or grape / menthol.
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| 7. | Magnesium sulfate results in better outcomes than diazepam, phenytoin or a combination of chlorpromazine, promethazine and pethidine.
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| 8. | In Canada, promethazine is available as an over the counter anti-histamine by the name of Histantil.
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| 9. | Codeine is also available in conjunction with the anti-nausea medication promethazine in the form of a syrup.
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| 10. | Robitussin AC has a 3.5 % alcohol content, and the versions with promethazine have 7 % alcohol.
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