side-effects

Drug's unwanted results

Side-effects are secondary consequences that accompany a primary action.

In medicine, side-effects are unintended results of a drug or treatment: The medication's side-effects include drowsiness and nausea.

In programming, a side-effect is any state change produced by a function beyond its return value.

The term usually implies something unwanted or incidental, though side-effects can be neutral or even beneficial.

unintended

collateral

Security for debt

unplanned · ancillary · secondary · unanticipated · indirect · inadvertent · accidental · knock-on · spillover · downstream

medical

nausea

Pre-vomiting stomach discomfort

drowsiness · insomnia · diarrhea · constipation · rash · dry mouth · sweating · weight gain · weight loss · appetite changes

severity

adverse

Harmful or opposed

precaution · black box · interaction · overdose · withdrawal · dependency · tolerance · cumulative · irreversible · permanent

consequence

ramifications

Resulting effects or outcomes

sequelae · aftereffect · chain reaction · long-term · complications · trade-off · cost-benefit · risk-reward · outcome

allergic

anaphylaxis

Severe systemic allergic reaction

itching · redness · wheezing · rash · flushing · angioedema · bronchospasm · urticaria · sneezing · tearing

beneficial

serendipitous

Fortunately coincidental

bonus · minoxidil · Viagra · aspirin · protective · advantageous

Opposites
intentionality

side-effectsprimary effects

Direct outcomes of cause

desired effects · goals · objectives · aims

desirability

side-effectsbenefits

Gains or helpful effects

desired effects · health benefits · advantages · improvements · relief

Family

side, effect, effects, effective, effectively, sideline, effectiveness, efficacy, effectuate

Familiarity
Top 200,000
Profile
Known to kids · Used worldwide · Timeless · Negative · Everyday, not technical · Rated G