there are three main types of painkiller: non-steroidal
anti-inflammatory drugs , paracetamol and opioids. Each works
in a different way. Most people only need to take painkillers
for a few days or weeks at most, but some people need to take
them for a long time. You can buy some painkillers from
pharmacies; this includes some paracetamol, and some weak
opioids (codeine or dihydrocodeine). If you buy painkillers
that contain weak opioids and you need to take them for more
than three days you must discuss this with your pharmacist or
doctor.
Painkillers are medicines that are used to treat pain. There
are a large number of painkillers available and they all come
in various different brand names.
by mouth as liquids, tablets, or capsules by injection Some
painkillers are also available as a creams or ointments.
different types of painkillers are sometimes combined
together into one tablet - for example, paracetamol plus
codeine .