I must medicate you must medicate he must medicate we must medicate you must medicate they must medicate
V-ing form
I must be medicating you must be medicating he must be medicating we must be medicating you must be medicating they must be medicating
Perfect
I must have medicated you must have medicated he must have medicated we must have medicated you must have medicated they must have medicated
V-ing perfect
I must have been medicating you must have been medicating he must have been medicating we must have been medicating you must have been medicating they must have been medicating
Negation
Simple form
I mustn't medicate you mustn't medicate he mustn't medicate we mustn't medicate you mustn't medicate they mustn't medicate
V-ing form
I mustn't be medicating you mustn't be medicating he mustn't be medicating we mustn't be medicating you mustn't be medicating they mustn't be medicating
Perfect
I mustn't have medicated you mustn't have medicated he mustn't have medicated we mustn't have medicated you mustn't have medicated they mustn't have medicated
V-ing perfect
I mustn't have been medicating you mustn't have been medicating he mustn't have been medicating we mustn't have been medicating you mustn't have been medicating they mustn't have been medicating
Interrogative form
Simple form
must I medicate? must you medicate? must he medicate? must we medicate? must you medicate? must they medicate?
V-ing form
must I be medicating? must you be medicating? must he be medicating? must we be medicating? must you be medicating? must they be medicating?
Perfect
must I have medicated? must you have medicated? must he have medicated? must we have medicated? must you have medicated? must they have medicated?
V-ing perfect
must I have been medicating? must you have been medicating? must he have been medicating? must we have been medicating? must you have been medicating? must they have been medicating?
Interro-negative form
Simple form
mustn't I medicate? mustn't you medicate? mustn't he medicate? mustn't we medicate? mustn't you medicate? mustn't they medicate?
V-ing form
mustn't I be medicating? mustn't you be medicating? mustn't he be medicating? mustn't we be medicating? mustn't you be medicating? mustn't they be medicating?
Perfect
mustn't I have medicated? mustn't you have medicated? mustn't he have medicated? mustn't we have medicated? mustn't you have medicated? mustn't they have medicated?
V-ing perfect
mustn't I have been medicating? mustn't you have been medicating? mustn't he have been medicating? mustn't we have been medicating? mustn't you have been medicating? mustn't they have been medicating?