Because H 1 receptors are involved in the development of inflammatory pain and hyperalgesia, administering antihistamines like promethazine can also reduce pain levels in addition to incidence of emesis.
Promethazine Injection can cause severe chemical irritation and damage to tissues regardless of the route of administration.
This detox period can last up to seven or eight days, and some symptoms can linger even longer. Drowsiness and confusion can increase the risk of falling. Promethazine is in a class of medications called phenothiazines.
Many people using this medication do not have serious side effects. Before using, check this product visually for particles or discoloration. It may also be given by injection slowly into a large vein by a health care professional. It may also be used to help certain narcotic pain relievers such as meperidine work better.
Ask your doctor before use if you are taking the following medications:
This puts you at risk for side effects.
Reduce stroke risk in people with hypertension and left ventricular hypertrophy.
Coadministration of corticosteroids and testosterone may increase the risk of edema, especially in patients with underlying cardiac or hepatic disease.
The relief of nausea appears to be related to central anticholinergic actions and may implicate activity on the medullary chemoreceptor trigger zone. However, you should not flush this medication down the toilet.
IV or IM once, followed by close observation for response. However, this article should not be used as a substitute for the knowledge and expertise of a licensed healthcare professional.