the patient may not enter the study if any of the following apply: - taking any concomitant medications or drugs (see appendix 4)† - presence of any chronic illness/ condition requiring long term treatment, or other significant comorbidity (e.g. diabetes, obesity but see appendix 4 for the full list) - laboratory abnormalities discovered at screening (see appendix 4) - for females: pregnancy, actively trying to become pregnant, or lactation - contraindication to taking, or known hypersensitivity reaction to any of the proposed therapeutics (see appendix 4) - currently participating in another covid-19 therapeutic or vaccine trial - evidence of pneumonia (although imaging is not required) - healthy women on the oral contraceptive pill are eligible to join the study

the patient may not enter the study if any of the following apply: - taking any concomitant medications or drugs (see appendix 4)† - presence of any chronic illness/ condition requiring long term treatment, or other significant comorbidity (e.g. diabetes, obesity but see appendix 4 for the full list) - laboratory abnormalities discovered at screening (see appendix 4) - for females: pregnancy, actively trying to become pregnant, or lactation - contraindication to taking, or known hypersensitivity reaction to any of the proposed therapeutics (see appendix 4) - currently participating in another covid-19 therapeutic or vaccine trial - evidence of pneumonia (although imaging is not required) - healthy women on the oral contraceptive pill are eligible to join the study