In general, infectious syphilis refers to the primary and secondary stages because syphilitic chancres, mucous patches, and condylomata lata are highly infectious lesions. Dry rashes, by exception, are typically noninfectious.
It appears to reduce pain primarily in the central nervous system by more than one mechanism, possibly in part by inhibiting a form of COX known as COX-3, although this is the subject of much debate. It is, therefore, considered to be a weak analgesic and does not possess anti-inflammatory properties. What this means to you is that acetaminophen is great for headaches, fever and minor aches and pains, but wonât reduce inflammation due to, say, a muscle sprain.
3rd old fever not going down after 50 min of tylenol 2 get help from a doctor now should be ok 50 minutes is sufficient time for tylenol to begin to reduce a child s fever if it is going to do so 6 hours average the half life is about 4 6 hours and that is the recommended interval between doses as it begins to wear off during that interval