OBJECTIVE The present study consists of a double-blind randomized clinical trial of paired samples. The purpose of the present study was thus to examine the effect of four different local anesthetics of the amida group (2% lidocaine with 1:100.000 adrenaline; 3% prilocaine with 0.30 IU felipressine; 2% mepivacaine with 1:100.000 adrenaline; and 4% articaine with 1:100.100 adrenaline) in patient...

BACKGROUND The initial placement of orthodontic elastomeric separators can be uncomfortable and painful. Therefore, it is important to relieve this disturbing sensation to create a discomfort or pain-free orthodontic visit. The purpose of this study was to investigate the effect of a lidocaine/prilocaine topical anesthetic on pain and discomfort associated with the placement of orthodontic elas...

A 50-year-old woman was referred from dental clinic to be evaluated for hypersensitivity for articaine. Previously 3 years ago she had urticaria in 10-15 min after administration of a local anaesthetic agent for a dental procedure. She did not know the name of the local anaesthetic agent. For the last 6 years she had been followed with diagnoses of chronic urticaria and angioedema in dermatolog...

OBJECTIVE To determine whether fasting is necessary before intravenous regional anaesthesia (Bier's block). METHODS A questionnaire study was carried out to assess accident and emergency (A&E) departments' policies and opinions in relation to Bier's block anaesthesia. Questionnaires were sent to 282 A&E consultants, of whom 216 replied (77% response rate). RESULTS About 5000 Bier's block pr...

When properly given, local anesthetics are generally free of side effects. However, systemic or localized toxicity occurs with accidental intravascular injection or by injecting excessive doses (especially intrathecally). Additionally, other adverse effects occur with certain agents, e.g., allergic reactions to the amino-esters, and methemoglobinemia with benzocaine and with high doses of prilo...

conclusions this study does not support the use of emla for hsg. results there was no significant difference in the efficacy between emla and placebo creams in pain perception during the entire procedure. there was no significant difference in long term pain perception half an hour after the hsg performance. patients and methods eighty patients undergoing hsg as part of infertility evaluation w...