Short-term pain and inflammation
The infection may cause pneumonia or an ear infection
See your doctor: It is normal to feel a hardening of the skin (lump) for up to several weeks after an injection; however, any tenderness associated with the shot shoul Read More
They can develop after you get a vaccine or an injectable medication
Descriptions
Phenergan is a brand (trade) name for promethazine which may be used to treat various conditions such as allergies, rhinitis, nausea or vomiting, or insomnia
Ease of Use
If given on a regular