Never take medicine prescribed for someone else Step 3. If you don't know what something is for, get rid of it Step 5. Don't keep medicines past their use-by date. It's not possible to cover every possibility but there are some problems that constantly crop up, and others that occur less often but need swift treatment, which you might be wise to be prepared for. A range of pain killers in adult and childrens' versions, in small doses.
Different ones work in different ways and suit different people and different pains.
Codeine combinations Antihistamines. Sedative ones, e.g. Promethazine or Chlorpheniramine, may be useful for treating itchy conditions, stings, sunburn, etc. Keep some of the newer non-sedative versions for adults with hayfever. Decongestants, especially nasal drops and herbal oils for inhalation. I like the small vaporising devices you can get for children's rooms because I think they are safe and effective but skin rubs are much cheaper.