This advice comes from Rob Watt, BDR Board Alumni and Wilderness EMT.

Here is a list of some items that you should have in your medical kit:

• Bandages: Assorted sizes for small cuts, blisters, etc.
• 4-inch closure strips or butterfly closures: For closing large wounds. 4-inch strips are more effective than butterfly.
• 4 inch by 4 inch sterile dressing pads (5 to 10): To apply pressure to a wound and stop bleeding
• Non-adherent sterile dressing (2 inch by 2 inch): Use these or Second Skin to cover blisters, burns or lacerations.
• Gauze roll: Holds dressing in place.
• Small roll of 1-inch adhesive tape: Holds dressings in place.
• Multi-use tool or knife: Should include knife, scissors. A scalpel and blade are also useful for first aid.
• Forceps or tweezers: For removing splinters, ticks, and removing debris from wounds.
• Scissors: Trauma scissors, which have a blunt end to protect the patient, can be used for cutting away clothing from injury, cutting medical tape, etc.
• Thermometer: Digital is generally more accurate, but batteries do wear out.
• Malleable splint: Lightweight foam-covered aluminum, such as a SAM splint.
• Irrigation syringe (35 cc): Used to flush and clean wounds.
• Suction syringe (65 cc): Used to clear mouth of fluids when giving CPR.
• Safety pins: Can help remove splinters, fasten arm sling, or make a whole in a plastic bag for improvised wound irrigation.
• Cotton-tip swabs: For removing  foreign objects from eye, or applying antibiotic ointment.
• Resealable plastic bags: Many uses, including icing a swollen joint or creating wound irrigation device.
• ACE, Coban, or other rubberized bandage: Can be used as outer wrap on splints, wound dressings or support for joint injuries. Be careful not to wrap too tightly.
• Antiseptic towlettes: For cleaning small wounds.
• Cleansing pads with lidocaine: For cleaning. Includes a topical anesthetic for abrasions, stings, etc.
• Topical antibiotic ointment: For application to wounds. Simple Vaseline can also be used in dressing a wound.
• Moleskin: Prevents blisters. Cut and apply a section to your foot as soon as you discover a “hot spot.” Duct tape also works for this purpose.
• Povidone Iodine USP 10 percent, 1 oz.: For preventing infection. Bottled PVD iodine 10 percent solution should be diluted to a ratio of 1 percent or less for flushing wounds.
• Aloe vera gel: Found in packets or small bottles for relief of minor burns.
• Pain relievers, including aspirin and Ibuprofen: Provides relief for minor aches and pains, reduces fever, helps reduce inflammation of sprains and other injuries.
• Antihistamines: For relief of pollen allergies, or to reduce reaction to bites and stings.
• Immodium 2 mg capsules or tablets: For relief of diarrhea from intestinal infections.
• Pepto Bismol or antiacid tablets: For relief from general diarrhea, abdominal upset.
• After Bite or hydrocortisone cream USP 1 percent: Relieves skin irritation from bites, poison oak, stings, or allergic reactions.
• Latex or nitrile gloves: Protects against blood-borne diseases and infection.
• CPR microshield mask: A compact flexible barrier with a one-way valve for rescue breathing, which protects user from blood, vomit or saliva.
• Oral rehydration salts: Packet of electrolyte salts and glucose for treatment of dehydration, heat exhaustion, or loss of fluids from vomiting or diarrhea.
• Space bag/blanket: Lightweight emergency shelter. For treating hypothermia victims.
• Paper and pencil: For recording medical data such as body temperature, pulse, time and date of symptoms, injuries, medicines administered, etc. Most repackaged kits include accident report forms.
• Wilderness First Aid booklet: Many prepackaged first aid kits contain one. An excellent pocket guide is the Wilderness Medical Handbook”