The GTN patch comes in a 5mg over 24hours.

GTN used in medicine is so diluted it removes its explosive "qualities".

It is a vasodilator.

If you have a LVEF of <40% then a B Blocker is considered contraindicated.

Obviously you need to check for contraindications and in many institutions the patient will go directly to the cath lab rather then getting thrombolysed.

Needs to be drawn up in Normal Saline as it precipitates in Dextrose.

Giving 600mg rather than 300mg of Clopidogrel is sometimes preferred in a patient with a STEMI if the time to going to the catheter lab is short. The theory is that the 600mg dose has a faster onset.

The use of salicylic acid which is the active ingredient in Aspirin has been around since 2500BC . It is found in Meadowsweet which has been a herbal treatment as an analgesic for centuries.

Side effects like dyspnoea and ventricular pauses are significantly higher in patients given Ticagrelor and aspirin vs Clopidogrel and aspirin.

Yes---adenosine applied topically to the scalp causes local vasodilation and is meant to improve hair growth.

Digoxin comes from the foxglove plant and has been used for centuries to treat "fluid retention conditions".

It still has a role in ED when trying to get rate control of patients in atrial fibrillation iwhen they have compromised left ventricular function.

Protamine sulphate specifically reverses heparin and was derived from fish sperm.

It was based on an ingredient from the Brazilian viper.

Lovastatin was discovered from oyster mushrooms.

Quinine is from the bark of the cinchona tree.